Home / 1,199,563.92-1,655,237.88-770,425.29

Finding the Fourth Proportional to 1,199,563.92, 1,655,237.88 and 770,425.29

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Solution

The fourth proportional to 1,199,563.92, 1,655,237.88 and 770,425.29 is: 1,063,083.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,563.92 : 1,655,237.88 = 770,425.29 : x
  2. Step 2: Convert to fraction form
    1,199,563.92/1,655,237.88 = 770,425.29/x
  3. Step 3: Cross multiply
    1,199,563.92x = 1,655,237.88 × 770,425.29
  4. Step 4: Simplify right side
    1,199,563.92x = 1,275,237,123,717.99
  5. Step 5: Solve for x
    x = 1,275,237,123,717.99/1,199,563.92
  6. Step 6: Final answer
    x = 1,063,083.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.