Home / 1,005,655.60-1,508,556.30-605,434.60

Finding the Fourth Proportional to 1,005,655.60, 1,508,556.30 and 605,434.60

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Solution

The fourth proportional to 1,005,655.60, 1,508,556.30 and 605,434.60 is: 908,195.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,655.60 : 1,508,556.30 = 605,434.60 : x
  2. Step 2: Convert to fraction form
    1,005,655.60/1,508,556.30 = 605,434.60/x
  3. Step 3: Cross multiply
    1,005,655.60x = 1,508,556.30 × 605,434.60
  4. Step 4: Simplify right side
    1,005,655.60x = 913,332,180,067.98
  5. Step 5: Solve for x
    x = 913,332,180,067.98/1,005,655.60
  6. Step 6: Final answer
    x = 908,195.79

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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.