Home / 2,749,469.76-4,124,273.76-754,920

Finding the Fourth Proportional to 2,749,469.76, 4,124,273.76 and 754,920

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Solution

The fourth proportional to 2,749,469.76, 4,124,273.76 and 754,920 is: 1,132,398.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,749,469.76 : 4,124,273.76 = 754,920 : x
  2. Step 2: Convert to fraction form
    2,749,469.76/4,124,273.76 = 754,920/x
  3. Step 3: Cross multiply
    2,749,469.76x = 4,124,273.76 × 754,920
  4. Step 4: Simplify right side
    2,749,469.76x = 3,113,496,746,899.20
  5. Step 5: Solve for x
    x = 3,113,496,746,899.20/2,749,469.76
  6. Step 6: Final answer
    x = 1,132,398.98

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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.