Home / 2,727,666.96-4,090,314.59-781,967.17

Finding the Fourth Proportional to 2,727,666.96, 4,090,314.59 and 781,967.17

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Solution

The fourth proportional to 2,727,666.96, 4,090,314.59 and 781,967.17 is: 1,172,610.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,727,666.96 : 4,090,314.59 = 781,967.17 : x
  2. Step 2: Convert to fraction form
    2,727,666.96/4,090,314.59 = 781,967.17/x
  3. Step 3: Cross multiply
    2,727,666.96x = 4,090,314.59 × 781,967.17
  4. Step 4: Simplify right side
    2,727,666.96x = 3,198,491,724,352.01
  5. Step 5: Solve for x
    x = 3,198,491,724,352.01/2,727,666.96
  6. Step 6: Final answer
    x = 1,172,610.80

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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.