Home / 1,251,483.95-1,727,081.87-707,701.13

Finding the Fourth Proportional to 1,251,483.95, 1,727,081.87 and 707,701.13

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Solution

The fourth proportional to 1,251,483.95, 1,727,081.87 and 707,701.13 is: 976,646.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,483.95 : 1,727,081.87 = 707,701.13 : x
  2. Step 2: Convert to fraction form
    1,251,483.95/1,727,081.87 = 707,701.13/x
  3. Step 3: Cross multiply
    1,251,483.95x = 1,727,081.87 × 707,701.13
  4. Step 4: Simplify right side
    1,251,483.95x = 1,222,257,787,463.01
  5. Step 5: Solve for x
    x = 1,222,257,787,463.01/1,251,483.95
  6. Step 6: Final answer
    x = 976,646.79

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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.