Home / 1,087,911.92-1,631,887.32-377,963.12

Finding the Fourth Proportional to 1,087,911.92, 1,631,887.32 and 377,963.12

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Solution

The fourth proportional to 1,087,911.92, 1,631,887.32 and 377,963.12 is: 566,951.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,911.92 : 1,631,887.32 = 377,963.12 : x
  2. Step 2: Convert to fraction form
    1,087,911.92/1,631,887.32 = 377,963.12/x
  3. Step 3: Cross multiply
    1,087,911.92x = 1,631,887.32 × 377,963.12
  4. Step 4: Simplify right side
    1,087,911.92x = 616,793,222,955.64
  5. Step 5: Solve for x
    x = 616,793,222,955.64/1,087,911.92
  6. Step 6: Final answer
    x = 566,951.43

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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.