Home / 917,188.73-1,369,606.92-749,042.85

Finding the Fourth Proportional to 917,188.73, 1,369,606.92 and 749,042.85

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Solution

The fourth proportional to 917,188.73, 1,369,606.92 and 749,042.85 is: 1,118,520.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,188.73 : 1,369,606.92 = 749,042.85 : x
  2. Step 2: Convert to fraction form
    917,188.73/1,369,606.92 = 749,042.85/x
  3. Step 3: Cross multiply
    917,188.73x = 1,369,606.92 × 749,042.85
  4. Step 4: Simplify right side
    917,188.73x = 1,025,894,270,736.52
  5. Step 5: Solve for x
    x = 1,025,894,270,736.52/917,188.73
  6. Step 6: Final answer
    x = 1,118,520.36

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.