Home / 1,176,181.80-1,761,648.30-907,836.90

Finding the Fourth Proportional to 1,176,181.80, 1,761,648.30 and 907,836.90

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Solution

The fourth proportional to 1,176,181.80, 1,761,648.30 and 907,836.90 is: 1,359,729.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,181.80 : 1,761,648.30 = 907,836.90 : x
  2. Step 2: Convert to fraction form
    1,176,181.80/1,761,648.30 = 907,836.90/x
  3. Step 3: Cross multiply
    1,176,181.80x = 1,761,648.30 × 907,836.90
  4. Step 4: Simplify right side
    1,176,181.80x = 1,599,289,331,562.27
  5. Step 5: Solve for x
    x = 1,599,289,331,562.27/1,176,181.80
  6. Step 6: Final answer
    x = 1,359,729.70

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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.