Home / 1,176,008.80-1,761,388.80-908,903.20

Finding the Fourth Proportional to 1,176,008.80, 1,761,388.80 and 908,903.20

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Solution

The fourth proportional to 1,176,008.80, 1,761,388.80 and 908,903.20 is: 1,361,326.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,008.80 : 1,761,388.80 = 908,903.20 : x
  2. Step 2: Convert to fraction form
    1,176,008.80/1,761,388.80 = 908,903.20/x
  3. Step 3: Cross multiply
    1,176,008.80x = 1,761,388.80 × 908,903.20
  4. Step 4: Simplify right side
    1,176,008.80x = 1,600,931,916,764.16
  5. Step 5: Solve for x
    x = 1,600,931,916,764.16/1,176,008.80
  6. Step 6: Final answer
    x = 1,361,326.48

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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.