Home / 1,523,939.72-2,103,039.78-844,876.22

Finding the Fourth Proportional to 1,523,939.72, 2,103,039.78 and 844,876.22

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Solution

The fourth proportional to 1,523,939.72, 2,103,039.78 and 844,876.22 is: 1,165,930.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,523,939.72 : 2,103,039.78 = 844,876.22 : x
  2. Step 2: Convert to fraction form
    1,523,939.72/2,103,039.78 = 844,876.22/x
  3. Step 3: Cross multiply
    1,523,939.72x = 2,103,039.78 × 844,876.22
  4. Step 4: Simplify right side
    1,523,939.72x = 1,776,808,289,320.83
  5. Step 5: Solve for x
    x = 1,776,808,289,320.83/1,523,939.72
  6. Step 6: Final answer
    x = 1,165,930.83

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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.