Home / 1,447,149-2,172,024.52-773,805.84

Finding the Fourth Proportional to 1,447,149, 2,172,024.52 and 773,805.84

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Solution

The fourth proportional to 1,447,149, 2,172,024.52 and 773,805.84 is: 1,161,404.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,149 : 2,172,024.52 = 773,805.84 : x
  2. Step 2: Convert to fraction form
    1,447,149/2,172,024.52 = 773,805.84/x
  3. Step 3: Cross multiply
    1,447,149x = 2,172,024.52 × 773,805.84
  4. Step 4: Simplify right side
    1,447,149x = 1,680,725,258,199.20
  5. Step 5: Solve for x
    x = 1,680,725,258,199.20/1,447,149
  6. Step 6: Final answer
    x = 1,161,404.43

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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.