Home / 755,352.70-1,133,648.70-749,447.80

Finding the Fourth Proportional to 755,352.70, 1,133,648.70 and 749,447.80

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Solution

The fourth proportional to 755,352.70, 1,133,648.70 and 749,447.80 is: 1,124,786.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,352.70 : 1,133,648.70 = 749,447.80 : x
  2. Step 2: Convert to fraction form
    755,352.70/1,133,648.70 = 749,447.80/x
  3. Step 3: Cross multiply
    755,352.70x = 1,133,648.70 × 749,447.80
  4. Step 4: Simplify right side
    755,352.70x = 849,610,524,187.86
  5. Step 5: Solve for x
    x = 849,610,524,187.86/755,352.70
  6. Step 6: Final answer
    x = 1,124,786.51

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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.