Home / 1,523,942.72-2,103,043.92-844,879.22

Finding the Fourth Proportional to 1,523,942.72, 2,103,043.92 and 844,879.22

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Solution

The fourth proportional to 1,523,942.72, 2,103,043.92 and 844,879.22 is: 1,165,934.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,523,942.72 : 2,103,043.92 = 844,879.22 : x
  2. Step 2: Convert to fraction form
    1,523,942.72/2,103,043.92 = 844,879.22/x
  3. Step 3: Cross multiply
    1,523,942.72x = 2,103,043.92 × 844,879.22
  4. Step 4: Simplify right side
    1,523,942.72x = 1,776,818,106,755.34
  5. Step 5: Solve for x
    x = 1,776,818,106,755.34/1,523,942.72
  6. Step 6: Final answer
    x = 1,165,934.97

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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.