Home / 1,488,955.27-2,228,691.40-1,186,033.87

Finding the Fourth Proportional to 1,488,955.27, 2,228,691.40 and 1,186,033.87

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Solution

The fourth proportional to 1,488,955.27, 2,228,691.40 and 1,186,033.87 is: 1,775,273.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,955.27 : 2,228,691.40 = 1,186,033.87 : x
  2. Step 2: Convert to fraction form
    1,488,955.27/2,228,691.40 = 1,186,033.87/x
  3. Step 3: Cross multiply
    1,488,955.27x = 2,228,691.40 × 1,186,033.87
  4. Step 4: Simplify right side
    1,488,955.27x = 2,643,303,486,177.72
  5. Step 5: Solve for x
    x = 2,643,303,486,177.72/1,488,955.27
  6. Step 6: Final answer
    x = 1,775,273.94

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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.