Home / 1,307,081.52-1,803,768.12-726,302.16

Finding the Fourth Proportional to 1,307,081.52, 1,803,768.12 and 726,302.16

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Solution

The fourth proportional to 1,307,081.52, 1,803,768.12 and 726,302.16 is: 1,002,294.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,081.52 : 1,803,768.12 = 726,302.16 : x
  2. Step 2: Convert to fraction form
    1,307,081.52/1,803,768.12 = 726,302.16/x
  3. Step 3: Cross multiply
    1,307,081.52x = 1,803,768.12 × 726,302.16
  4. Step 4: Simplify right side
    1,307,081.52x = 1,310,080,681,695.14
  5. Step 5: Solve for x
    x = 1,310,080,681,695.14/1,307,081.52
  6. Step 6: Final answer
    x = 1,002,294.55

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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.