Home / 2,156,285.60-3,234,428.40-735,999.20

Finding the Fourth Proportional to 2,156,285.60, 3,234,428.40 and 735,999.20

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Solution

The fourth proportional to 2,156,285.60, 3,234,428.40 and 735,999.20 is: 1,103,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,156,285.60 : 3,234,428.40 = 735,999.20 : x
  2. Step 2: Convert to fraction form
    2,156,285.60/3,234,428.40 = 735,999.20/x
  3. Step 3: Cross multiply
    2,156,285.60x = 3,234,428.40 × 735,999.20
  4. Step 4: Simplify right side
    2,156,285.60x = 2,380,536,714,857.28
  5. Step 5: Solve for x
    x = 2,380,536,714,857.28/2,156,285.60
  6. Step 6: Final answer
    x = 1,103,998.80

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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.