Home / 1,330,987.66-1,836,758.90-727,375.66

Finding the Fourth Proportional to 1,330,987.66, 1,836,758.90 and 727,375.66

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Solution

The fourth proportional to 1,330,987.66, 1,836,758.90 and 727,375.66 is: 1,003,776.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,987.66 : 1,836,758.90 = 727,375.66 : x
  2. Step 2: Convert to fraction form
    1,330,987.66/1,836,758.90 = 727,375.66/x
  3. Step 3: Cross multiply
    1,330,987.66x = 1,836,758.90 × 727,375.66
  4. Step 4: Simplify right side
    1,330,987.66x = 1,336,013,717,148.37
  5. Step 5: Solve for x
    x = 1,336,013,717,148.37/1,330,987.66
  6. Step 6: Final answer
    x = 1,003,776.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.