Home / 1,359,956.16-2,039,948.46-400,429.92

Finding the Fourth Proportional to 1,359,956.16, 2,039,948.46 and 400,429.92

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Solution

The fourth proportional to 1,359,956.16, 2,039,948.46 and 400,429.92 is: 600,649.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,956.16 : 2,039,948.46 = 400,429.92 : x
  2. Step 2: Convert to fraction form
    1,359,956.16/2,039,948.46 = 400,429.92/x
  3. Step 3: Cross multiply
    1,359,956.16x = 2,039,948.46 × 400,429.92
  4. Step 4: Simplify right side
    1,359,956.16x = 816,856,398,641.92
  5. Step 5: Solve for x
    x = 816,856,398,641.92/1,359,956.16
  6. Step 6: Final answer
    x = 600,649.07

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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.