Home / 5,229,883.28-7,840,331.40-1,817,726.60

Finding the Fourth Proportional to 5,229,883.28, 7,840,331.40 and 1,817,726.60

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Solution

The fourth proportional to 5,229,883.28, 7,840,331.40 and 1,817,726.60 is: 2,725,028.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,229,883.28 : 7,840,331.40 = 1,817,726.60 : x
  2. Step 2: Convert to fraction form
    5,229,883.28/7,840,331.40 = 1,817,726.60/x
  3. Step 3: Cross multiply
    5,229,883.28x = 7,840,331.40 × 1,817,726.60
  4. Step 4: Simplify right side
    5,229,883.28x = 14,251,578,938,595.24
  5. Step 5: Solve for x
    x = 14,251,578,938,595.24/5,229,883.28
  6. Step 6: Final answer
    x = 2,725,028.11

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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.