Home / 1,413,439.60-2,119,044.32-703,079.92

Finding the Fourth Proportional to 1,413,439.60, 2,119,044.32 and 703,079.92

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Solution

The fourth proportional to 1,413,439.60, 2,119,044.32 and 703,079.92 is: 1,054,065.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,439.60 : 2,119,044.32 = 703,079.92 : x
  2. Step 2: Convert to fraction form
    1,413,439.60/2,119,044.32 = 703,079.92/x
  3. Step 3: Cross multiply
    1,413,439.60x = 2,119,044.32 × 703,079.92
  4. Step 4: Simplify right side
    1,413,439.60x = 1,489,857,510,982.05
  5. Step 5: Solve for x
    x = 1,489,857,510,982.05/1,413,439.60
  6. Step 6: Final answer
    x = 1,054,065.21

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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.