Home / 1,439,127.46-2,158,661.04-479,652.52

Finding the Fourth Proportional to 1,439,127.46, 2,158,661.04 and 479,652.52

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Solution

The fourth proportional to 1,439,127.46, 2,158,661.04 and 479,652.52 is: 719,468.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,127.46 : 2,158,661.04 = 479,652.52 : x
  2. Step 2: Convert to fraction form
    1,439,127.46/2,158,661.04 = 479,652.52/x
  3. Step 3: Cross multiply
    1,439,127.46x = 2,158,661.04 × 479,652.52
  4. Step 4: Simplify right side
    1,439,127.46x = 1,035,407,207,661.82
  5. Step 5: Solve for x
    x = 1,035,407,207,661.82/1,439,127.46
  6. Step 6: Final answer
    x = 719,468.73

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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.