Home / 1,251,211.14-1,876,526.91-745,913.70

Finding the Fourth Proportional to 1,251,211.14, 1,876,526.91 and 745,913.70

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Solution

The fourth proportional to 1,251,211.14, 1,876,526.91 and 745,913.70 is: 1,118,697.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,211.14 : 1,876,526.91 = 745,913.70 : x
  2. Step 2: Convert to fraction form
    1,251,211.14/1,876,526.91 = 745,913.70/x
  3. Step 3: Cross multiply
    1,251,211.14x = 1,876,526.91 × 745,913.70
  4. Step 4: Simplify right side
    1,251,211.14x = 1,399,727,130,587.67
  5. Step 5: Solve for x
    x = 1,399,727,130,587.67/1,251,211.14
  6. Step 6: Final answer
    x = 1,118,697.78

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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.