Home / 1,116,951.39-1,676,126.93-452,103.39

Finding the Fourth Proportional to 1,116,951.39, 1,676,126.93 and 452,103.39

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Solution

The fourth proportional to 1,116,951.39, 1,676,126.93 and 452,103.39 is: 678,438.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,951.39 : 1,676,126.93 = 452,103.39 : x
  2. Step 2: Convert to fraction form
    1,116,951.39/1,676,126.93 = 452,103.39/x
  3. Step 3: Cross multiply
    1,116,951.39x = 1,676,126.93 × 452,103.39
  4. Step 4: Simplify right side
    1,116,951.39x = 757,782,664,862.78
  5. Step 5: Solve for x
    x = 757,782,664,862.78/1,116,951.39
  6. Step 6: Final answer
    x = 678,438.36

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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.