Home / 749,876.20-1,124,814.30-749,876.20

Finding the Fourth Proportional to 749,876.20, 1,124,814.30 and 749,876.20

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Solution

The fourth proportional to 749,876.20, 1,124,814.30 and 749,876.20 is: 1,124,814.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,876.20 : 1,124,814.30 = 749,876.20 : x
  2. Step 2: Convert to fraction form
    749,876.20/1,124,814.30 = 749,876.20/x
  3. Step 3: Cross multiply
    749,876.20x = 1,124,814.30 × 749,876.20
  4. Step 4: Simplify right side
    749,876.20x = 843,471,472,989.66
  5. Step 5: Solve for x
    x = 843,471,472,989.66/749,876.20
  6. Step 6: Final answer
    x = 1,124,814.30

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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.