Home / 1,102,519.44-1,521,617.67-672,708.33

Finding the Fourth Proportional to 1,102,519.44, 1,521,617.67 and 672,708.33

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Solution

The fourth proportional to 1,102,519.44, 1,521,617.67 and 672,708.33 is: 928,423.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,519.44 : 1,521,617.67 = 672,708.33 : x
  2. Step 2: Convert to fraction form
    1,102,519.44/1,521,617.67 = 672,708.33/x
  3. Step 3: Cross multiply
    1,102,519.44x = 1,521,617.67 × 672,708.33
  4. Step 4: Simplify right side
    1,102,519.44x = 1,023,604,881,684.19
  5. Step 5: Solve for x
    x = 1,023,604,881,684.19/1,102,519.44
  6. Step 6: Final answer
    x = 928,423.43

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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.