Home / 4,635,721.68-6,398,629.20-2,799,888.36

Finding the Fourth Proportional to 4,635,721.68, 6,398,629.20 and 2,799,888.36

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Solution

The fourth proportional to 4,635,721.68, 6,398,629.20 and 2,799,888.36 is: 3,864,651.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,635,721.68 : 6,398,629.20 = 2,799,888.36 : x
  2. Step 2: Convert to fraction form
    4,635,721.68/6,398,629.20 = 2,799,888.36/x
  3. Step 3: Cross multiply
    4,635,721.68x = 6,398,629.20 × 2,799,888.36
  4. Step 4: Simplify right side
    4,635,721.68x = 17,915,447,417,036.11
  5. Step 5: Solve for x
    x = 17,915,447,417,036.11/4,635,721.68
  6. Step 6: Final answer
    x = 3,864,651.21

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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.