Home / 1,109,738.43-1,659,798.89-653,241.73

Finding the Fourth Proportional to 1,109,738.43, 1,659,798.89 and 653,241.73

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Solution

The fourth proportional to 1,109,738.43, 1,659,798.89 and 653,241.73 is: 977,031.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,738.43 : 1,659,798.89 = 653,241.73 : x
  2. Step 2: Convert to fraction form
    1,109,738.43/1,659,798.89 = 653,241.73/x
  3. Step 3: Cross multiply
    1,109,738.43x = 1,659,798.89 × 653,241.73
  4. Step 4: Simplify right side
    1,109,738.43x = 1,084,249,898,355.68
  5. Step 5: Solve for x
    x = 1,084,249,898,355.68/1,109,738.43
  6. Step 6: Final answer
    x = 977,031.95

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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.