Home / 3,808,000.20-5,712,000.30-1,676,987.40

Finding the Fourth Proportional to 3,808,000.20, 5,712,000.30 and 1,676,987.40

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Solution

The fourth proportional to 3,808,000.20, 5,712,000.30 and 1,676,987.40 is: 2,515,481.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,808,000.20 : 5,712,000.30 = 1,676,987.40 : x
  2. Step 2: Convert to fraction form
    3,808,000.20/5,712,000.30 = 1,676,987.40/x
  3. Step 3: Cross multiply
    3,808,000.20x = 5,712,000.30 × 1,676,987.40
  4. Step 4: Simplify right side
    3,808,000.20x = 9,578,952,531,896.22
  5. Step 5: Solve for x
    x = 9,578,952,531,896.22/3,808,000.20
  6. Step 6: Final answer
    x = 2,515,481.10

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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.