Home / 1,665,666.10-2,498,124.91-766,244.02

Finding the Fourth Proportional to 1,665,666.10, 2,498,124.91 and 766,244.02

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Solution

The fourth proportional to 1,665,666.10, 2,498,124.91 and 766,244.02 is: 1,149,193.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,666.10 : 2,498,124.91 = 766,244.02 : x
  2. Step 2: Convert to fraction form
    1,665,666.10/2,498,124.91 = 766,244.02/x
  3. Step 3: Cross multiply
    1,665,666.10x = 2,498,124.91 × 766,244.02
  4. Step 4: Simplify right side
    1,665,666.10x = 1,914,173,273,500.54
  5. Step 5: Solve for x
    x = 1,914,173,273,500.54/1,665,666.10
  6. Step 6: Final answer
    x = 1,149,193.87

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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.