Home / 2,658,000.20-3,987,000.30-2,284,752.20

Finding the Fourth Proportional to 2,658,000.20, 3,987,000.30 and 2,284,752.20

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Solution

The fourth proportional to 2,658,000.20, 3,987,000.30 and 2,284,752.20 is: 3,427,128.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,658,000.20 : 3,987,000.30 = 2,284,752.20 : x
  2. Step 2: Convert to fraction form
    2,658,000.20/3,987,000.30 = 2,284,752.20/x
  3. Step 3: Cross multiply
    2,658,000.20x = 3,987,000.30 × 2,284,752.20
  4. Step 4: Simplify right side
    2,658,000.20x = 9,109,307,706,825.66
  5. Step 5: Solve for x
    x = 9,109,307,706,825.66/2,658,000.20
  6. Step 6: Final answer
    x = 3,427,128.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.