Home / 1,057,614.44-1,585,877.34-426,358.76

Finding the Fourth Proportional to 1,057,614.44, 1,585,877.34 and 426,358.76

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Solution

The fourth proportional to 1,057,614.44, 1,585,877.34 and 426,358.76 is: 639,318.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,614.44 : 1,585,877.34 = 426,358.76 : x
  2. Step 2: Convert to fraction form
    1,057,614.44/1,585,877.34 = 426,358.76/x
  3. Step 3: Cross multiply
    1,057,614.44x = 1,585,877.34 × 426,358.76
  4. Step 4: Simplify right side
    1,057,614.44x = 676,152,696,194.50
  5. Step 5: Solve for x
    x = 676,152,696,194.50/1,057,614.44
  6. Step 6: Final answer
    x = 639,318.71

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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.