Home / 1,812,612.66-2,501,469.71-996,879.41

Finding the Fourth Proportional to 1,812,612.66, 2,501,469.71 and 996,879.41

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Solution

The fourth proportional to 1,812,612.66, 2,501,469.71 and 996,879.41 is: 1,375,728.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,612.66 : 2,501,469.71 = 996,879.41 : x
  2. Step 2: Convert to fraction form
    1,812,612.66/2,501,469.71 = 996,879.41/x
  3. Step 3: Cross multiply
    1,812,612.66x = 2,501,469.71 × 996,879.41
  4. Step 4: Simplify right side
    1,812,612.66x = 2,493,663,648,637.67
  5. Step 5: Solve for x
    x = 2,493,663,648,637.67/1,812,612.66
  6. Step 6: Final answer
    x = 1,375,728.92

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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.