Home / 1,005,524.80-1,508,287.20-706,343.20

Finding the Fourth Proportional to 1,005,524.80, 1,508,287.20 and 706,343.20

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Solution

The fourth proportional to 1,005,524.80, 1,508,287.20 and 706,343.20 is: 1,059,514.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,524.80 : 1,508,287.20 = 706,343.20 : x
  2. Step 2: Convert to fraction form
    1,005,524.80/1,508,287.20 = 706,343.20/x
  3. Step 3: Cross multiply
    1,005,524.80x = 1,508,287.20 × 706,343.20
  4. Step 4: Simplify right side
    1,005,524.80x = 1,065,368,407,367.04
  5. Step 5: Solve for x
    x = 1,065,368,407,367.04/1,005,524.80
  6. Step 6: Final answer
    x = 1,059,514.80

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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.