Home / 1,176,178.80-1,761,643.80-907,833.90

Finding the Fourth Proportional to 1,176,178.80, 1,761,643.80 and 907,833.90

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Solution

The fourth proportional to 1,176,178.80, 1,761,643.80 and 907,833.90 is: 1,359,725.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,178.80 : 1,761,643.80 = 907,833.90 : x
  2. Step 2: Convert to fraction form
    1,176,178.80/1,761,643.80 = 907,833.90/x
  3. Step 3: Cross multiply
    1,176,178.80x = 1,761,643.80 × 907,833.90
  4. Step 4: Simplify right side
    1,176,178.80x = 1,599,279,961,364.82
  5. Step 5: Solve for x
    x = 1,599,279,961,364.82/1,176,178.80
  6. Step 6: Final answer
    x = 1,359,725.21

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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.