Home / 1,872,000.20-2,808,000.30-1,498,752.20

Finding the Fourth Proportional to 1,872,000.20, 2,808,000.30 and 1,498,752.20

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Solution

The fourth proportional to 1,872,000.20, 2,808,000.30 and 1,498,752.20 is: 2,248,128.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,000.20 : 2,808,000.30 = 1,498,752.20 : x
  2. Step 2: Convert to fraction form
    1,872,000.20/2,808,000.30 = 1,498,752.20/x
  3. Step 3: Cross multiply
    1,872,000.20x = 2,808,000.30 × 1,498,752.20
  4. Step 4: Simplify right side
    1,872,000.20x = 4,208,496,627,225.66
  5. Step 5: Solve for x
    x = 4,208,496,627,225.66/1,872,000.20
  6. Step 6: Final answer
    x = 2,248,128.30

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Similar ratio
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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.