Home / 1,609,710.30-2,419,231.05-1,404,423.90

Finding the Fourth Proportional to 1,609,710.30, 2,419,231.05 and 1,404,423.90

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Solution

The fourth proportional to 1,609,710.30, 2,419,231.05 and 1,404,423.90 is: 2,110,706.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,710.30 : 2,419,231.05 = 1,404,423.90 : x
  2. Step 2: Convert to fraction form
    1,609,710.30/2,419,231.05 = 1,404,423.90/x
  3. Step 3: Cross multiply
    1,609,710.30x = 2,419,231.05 × 1,404,423.90
  4. Step 4: Simplify right side
    1,609,710.30x = 3,397,625,906,242.10
  5. Step 5: Solve for x
    x = 3,397,625,906,242.10/1,609,710.30
  6. Step 6: Final answer
    x = 2,110,706.45

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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.