Home / 1,479,489.35-2,041,579.01-906,451.61

Finding the Fourth Proportional to 1,479,489.35, 2,041,579.01 and 906,451.61

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Solution

The fourth proportional to 1,479,489.35, 2,041,579.01 and 906,451.61 is: 1,250,831.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,489.35 : 2,041,579.01 = 906,451.61 : x
  2. Step 2: Convert to fraction form
    1,479,489.35/2,041,579.01 = 906,451.61/x
  3. Step 3: Cross multiply
    1,479,489.35x = 2,041,579.01 × 906,451.61
  4. Step 4: Simplify right side
    1,479,489.35x = 1,850,592,572,614.94
  5. Step 5: Solve for x
    x = 1,850,592,572,614.94/1,479,489.35
  6. Step 6: Final answer
    x = 1,250,831.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.