Home / 1,363,921.20-2,045,687.40-465,404.40

Finding the Fourth Proportional to 1,363,921.20, 2,045,687.40 and 465,404.40

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Solution

The fourth proportional to 1,363,921.20, 2,045,687.40 and 465,404.40 is: 698,040.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,921.20 : 2,045,687.40 = 465,404.40 : x
  2. Step 2: Convert to fraction form
    1,363,921.20/2,045,687.40 = 465,404.40/x
  3. Step 3: Cross multiply
    1,363,921.20x = 2,045,687.40 × 465,404.40
  4. Step 4: Simplify right side
    1,363,921.20x = 952,071,916,984.56
  5. Step 5: Solve for x
    x = 952,071,916,984.56/1,363,921.20
  6. Step 6: Final answer
    x = 698,040.27

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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.