Home / 1,234,330-1,851,016.40-424,560.44

Finding the Fourth Proportional to 1,234,330, 1,851,016.40 and 424,560.44

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Solution

The fourth proportional to 1,234,330, 1,851,016.40 and 424,560.44 is: 636,676.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,330 : 1,851,016.40 = 424,560.44 : x
  2. Step 2: Convert to fraction form
    1,234,330/1,851,016.40 = 424,560.44/x
  3. Step 3: Cross multiply
    1,234,330x = 1,851,016.40 × 424,560.44
  4. Step 4: Simplify right side
    1,234,330x = 785,868,337,231.22
  5. Step 5: Solve for x
    x = 785,868,337,231.22/1,234,330
  6. Step 6: Final answer
    x = 636,676.04

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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.