Home / 1,272,694.61-1,756,214.01-749,322.02

Finding the Fourth Proportional to 1,272,694.61, 1,756,214.01 and 749,322.02

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Solution

The fourth proportional to 1,272,694.61, 1,756,214.01 and 749,322.02 is: 1,034,002.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,694.61 : 1,756,214.01 = 749,322.02 : x
  2. Step 2: Convert to fraction form
    1,272,694.61/1,756,214.01 = 749,322.02/x
  3. Step 3: Cross multiply
    1,272,694.61x = 1,756,214.01 × 749,322.02
  4. Step 4: Simplify right side
    1,272,694.61x = 1,315,969,820,744.43
  5. Step 5: Solve for x
    x = 1,315,969,820,744.43/1,272,694.61
  6. Step 6: Final answer
    x = 1,034,002.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.