Home / 1,116,376.92-1,540,553.64-632,974.80

Finding the Fourth Proportional to 1,116,376.92, 1,540,553.64 and 632,974.80

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Solution

The fourth proportional to 1,116,376.92, 1,540,553.64 and 632,974.80 is: 873,478.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,376.92 : 1,540,553.64 = 632,974.80 : x
  2. Step 2: Convert to fraction form
    1,116,376.92/1,540,553.64 = 632,974.80/x
  3. Step 3: Cross multiply
    1,116,376.92x = 1,540,553.64 × 632,974.80
  4. Step 4: Simplify right side
    1,116,376.92x = 975,131,632,168.27
  5. Step 5: Solve for x
    x = 975,131,632,168.27/1,116,376.92
  6. Step 6: Final answer
    x = 873,478.85

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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.