Home / 2,753,652.20-4,128,874.50-1,068,787.40

Finding the Fourth Proportional to 2,753,652.20, 4,128,874.50 and 1,068,787.40

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Solution

The fourth proportional to 2,753,652.20, 4,128,874.50 and 1,068,787.40 is: 1,602,558.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753,652.20 : 4,128,874.50 = 1,068,787.40 : x
  2. Step 2: Convert to fraction form
    2,753,652.20/4,128,874.50 = 1,068,787.40/x
  3. Step 3: Cross multiply
    2,753,652.20x = 4,128,874.50 × 1,068,787.40
  4. Step 4: Simplify right side
    2,753,652.20x = 4,412,889,041,781.30
  5. Step 5: Solve for x
    x = 4,412,889,041,781.30/2,753,652.20
  6. Step 6: Final answer
    x = 1,602,558.61

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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.