Home / 1,034,626.77-1,427,909.19-626,716.64

Finding the Fourth Proportional to 1,034,626.77, 1,427,909.19 and 626,716.64

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Solution

The fourth proportional to 1,034,626.77, 1,427,909.19 and 626,716.64 is: 864,944.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,626.77 : 1,427,909.19 = 626,716.64 : x
  2. Step 2: Convert to fraction form
    1,034,626.77/1,427,909.19 = 626,716.64/x
  3. Step 3: Cross multiply
    1,034,626.77x = 1,427,909.19 × 626,716.64
  4. Step 4: Simplify right side
    1,034,626.77x = 894,894,442,642.38
  5. Step 5: Solve for x
    x = 894,894,442,642.38/1,034,626.77
  6. Step 6: Final answer
    x = 864,944.22

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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.