Home / 5,916,805.60-8,869,084.80-3,215,423.20

Finding the Fourth Proportional to 5,916,805.60, 8,869,084.80 and 3,215,423.20

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Solution

The fourth proportional to 5,916,805.60, 8,869,084.80 and 3,215,423.20 is: 4,819,807.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,916,805.60 : 8,869,084.80 = 3,215,423.20 : x
  2. Step 2: Convert to fraction form
    5,916,805.60/8,869,084.80 = 3,215,423.20/x
  3. Step 3: Cross multiply
    5,916,805.60x = 8,869,084.80 × 3,215,423.20
  4. Step 4: Simplify right side
    5,916,805.60x = 28,517,861,028,687.36
  5. Step 5: Solve for x
    x = 28,517,861,028,687.36/5,916,805.60
  6. Step 6: Final answer
    x = 4,819,807.00

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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.