Home / 1,251,071.55-1,726,460.01-707,188.23

Finding the Fourth Proportional to 1,251,071.55, 1,726,460.01 and 707,188.23

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Solution

The fourth proportional to 1,251,071.55, 1,726,460.01 and 707,188.23 is: 975,909.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,071.55 : 1,726,460.01 = 707,188.23 : x
  2. Step 2: Convert to fraction form
    1,251,071.55/1,726,460.01 = 707,188.23/x
  3. Step 3: Cross multiply
    1,251,071.55x = 1,726,460.01 × 707,188.23
  4. Step 4: Simplify right side
    1,251,071.55x = 1,220,932,198,637.68
  5. Step 5: Solve for x
    x = 1,220,932,198,637.68/1,251,071.55
  6. Step 6: Final answer
    x = 975,909.17

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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.