Home / 1,002,007.28-1,382,789.40-549,271.28

Finding the Fourth Proportional to 1,002,007.28, 1,382,789.40 and 549,271.28

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Solution

The fourth proportional to 1,002,007.28, 1,382,789.40 and 549,271.28 is: 758,004.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,007.28 : 1,382,789.40 = 549,271.28 : x
  2. Step 2: Convert to fraction form
    1,002,007.28/1,382,789.40 = 549,271.28/x
  3. Step 3: Cross multiply
    1,002,007.28x = 1,382,789.40 × 549,271.28
  4. Step 4: Simplify right side
    1,002,007.28x = 759,526,503,708.43
  5. Step 5: Solve for x
    x = 759,526,503,708.43/1,002,007.28
  6. Step 6: Final answer
    x = 758,004.98

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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.