Home / 755,219.70-1,133,449.20-749,314.80

Finding the Fourth Proportional to 755,219.70, 1,133,449.20 and 749,314.80

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Solution

The fourth proportional to 755,219.70, 1,133,449.20 and 749,314.80 is: 1,124,587.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,219.70 : 1,133,449.20 = 749,314.80 : x
  2. Step 2: Convert to fraction form
    755,219.70/1,133,449.20 = 749,314.80/x
  3. Step 3: Cross multiply
    755,219.70x = 1,133,449.20 × 749,314.80
  4. Step 4: Simplify right side
    755,219.70x = 849,310,260,608.16
  5. Step 5: Solve for x
    x = 849,310,260,608.16/755,219.70
  6. Step 6: Final answer
    x = 1,124,587.01

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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.