Home / 1,053,913.22-1,581,020.63-324,498.15

Finding the Fourth Proportional to 1,053,913.22, 1,581,020.63 and 324,498.15

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Solution

The fourth proportional to 1,053,913.22, 1,581,020.63 and 324,498.15 is: 486,793.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,913.22 : 1,581,020.63 = 324,498.15 : x
  2. Step 2: Convert to fraction form
    1,053,913.22/1,581,020.63 = 324,498.15/x
  3. Step 3: Cross multiply
    1,053,913.22x = 1,581,020.63 × 324,498.15
  4. Step 4: Simplify right side
    1,053,913.22x = 513,038,269,546.84
  5. Step 5: Solve for x
    x = 513,038,269,546.84/1,053,913.22
  6. Step 6: Final answer
    x = 486,793.66

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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.