Home / 1,043,339.92-1,439,773.32-613,521.68

Finding the Fourth Proportional to 1,043,339.92, 1,439,773.32 and 613,521.68

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Solution

The fourth proportional to 1,043,339.92, 1,439,773.32 and 613,521.68 is: 846,638.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,339.92 : 1,439,773.32 = 613,521.68 : x
  2. Step 2: Convert to fraction form
    1,043,339.92/1,439,773.32 = 613,521.68/x
  3. Step 3: Cross multiply
    1,043,339.92x = 1,439,773.32 × 613,521.68
  4. Step 4: Simplify right side
    1,043,339.92x = 883,332,146,105.58
  5. Step 5: Solve for x
    x = 883,332,146,105.58/1,043,339.92
  6. Step 6: Final answer
    x = 846,638.88

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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.