Home / 1,139,232.27-1,572,536.43-655,990.02

Finding the Fourth Proportional to 1,139,232.27, 1,572,536.43 and 655,990.02

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Solution

The fourth proportional to 1,139,232.27, 1,572,536.43 and 655,990.02 is: 905,494.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,232.27 : 1,572,536.43 = 655,990.02 : x
  2. Step 2: Convert to fraction form
    1,139,232.27/1,572,536.43 = 655,990.02/x
  3. Step 3: Cross multiply
    1,139,232.27x = 1,572,536.43 × 655,990.02
  4. Step 4: Simplify right side
    1,139,232.27x = 1,031,568,204,166.43
  5. Step 5: Solve for x
    x = 1,031,568,204,166.43/1,139,232.27
  6. Step 6: Final answer
    x = 905,494.19

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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.