Home / 1,146,218.10-1,719,327.15-1,039,929.90

Finding the Fourth Proportional to 1,146,218.10, 1,719,327.15 and 1,039,929.90

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Solution

The fourth proportional to 1,146,218.10, 1,719,327.15 and 1,039,929.90 is: 1,559,894.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,218.10 : 1,719,327.15 = 1,039,929.90 : x
  2. Step 2: Convert to fraction form
    1,146,218.10/1,719,327.15 = 1,039,929.90/x
  3. Step 3: Cross multiply
    1,146,218.10x = 1,719,327.15 × 1,039,929.90
  4. Step 4: Simplify right side
    1,146,218.10x = 1,787,979,711,166.79
  5. Step 5: Solve for x
    x = 1,787,979,711,166.79/1,146,218.10
  6. Step 6: Final answer
    x = 1,559,894.85

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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.