Home / 2,664,444.60-3,995,792.10-981,329.40

Finding the Fourth Proportional to 2,664,444.60, 3,995,792.10 and 981,329.40

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Solution

The fourth proportional to 2,664,444.60, 3,995,792.10 and 981,329.40 is: 1,471,671.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664,444.60 : 3,995,792.10 = 981,329.40 : x
  2. Step 2: Convert to fraction form
    2,664,444.60/3,995,792.10 = 981,329.40/x
  3. Step 3: Cross multiply
    2,664,444.60x = 3,995,792.10 × 981,329.40
  4. Step 4: Simplify right side
    2,664,444.60x = 3,921,188,264,017.74
  5. Step 5: Solve for x
    x = 3,921,188,264,017.74/2,664,444.60
  6. Step 6: Final answer
    x = 1,471,671.91

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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.