Home / 5,226,869.25-7,840,599.12-1,861,076.25

Finding the Fourth Proportional to 5,226,869.25, 7,840,599.12 and 1,861,076.25

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Solution

The fourth proportional to 5,226,869.25, 7,840,599.12 and 1,861,076.25 is: 2,791,719.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,226,869.25 : 7,840,599.12 = 1,861,076.25 : x
  2. Step 2: Convert to fraction form
    5,226,869.25/7,840,599.12 = 1,861,076.25/x
  3. Step 3: Cross multiply
    5,226,869.25x = 7,840,599.12 × 1,861,076.25
  4. Step 4: Simplify right side
    5,226,869.25x = 14,591,952,808,002.90
  5. Step 5: Solve for x
    x = 14,591,952,808,002.90/5,226,869.25
  6. Step 6: Final answer
    x = 2,791,719.50

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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.