Home / 1,079,436.13-1,489,753.10-626,727.13

Finding the Fourth Proportional to 1,079,436.13, 1,489,753.10 and 626,727.13

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Solution

The fourth proportional to 1,079,436.13, 1,489,753.10 and 626,727.13 is: 864,959.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,436.13 : 1,489,753.10 = 626,727.13 : x
  2. Step 2: Convert to fraction form
    1,079,436.13/1,489,753.10 = 626,727.13/x
  3. Step 3: Cross multiply
    1,079,436.13x = 1,489,753.10 × 626,727.13
  4. Step 4: Simplify right side
    1,079,436.13x = 933,668,684,771.60
  5. Step 5: Solve for x
    x = 933,668,684,771.60/1,079,436.13
  6. Step 6: Final answer
    x = 864,959.64

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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.