Home / 1,812,618.78-2,501,364.03-996,822.45

Finding the Fourth Proportional to 1,812,618.78, 2,501,364.03 and 996,822.45

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Solution

The fourth proportional to 1,812,618.78, 2,501,364.03 and 996,822.45 is: 1,375,587.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,618.78 : 2,501,364.03 = 996,822.45 : x
  2. Step 2: Convert to fraction form
    1,812,618.78/2,501,364.03 = 996,822.45/x
  3. Step 3: Cross multiply
    1,812,618.78x = 2,501,364.03 × 996,822.45
  4. Step 4: Simplify right side
    1,812,618.78x = 2,493,415,820,726.47
  5. Step 5: Solve for x
    x = 2,493,415,820,726.47/1,812,618.78
  6. Step 6: Final answer
    x = 1,375,587.55

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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.