Home / 1,462,164.66-2,192,527.71-515,397.78

Finding the Fourth Proportional to 1,462,164.66, 2,192,527.71 and 515,397.78

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Solution

The fourth proportional to 1,462,164.66, 2,192,527.71 and 515,397.78 is: 772,843.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462,164.66 : 2,192,527.71 = 515,397.78 : x
  2. Step 2: Convert to fraction form
    1,462,164.66/2,192,527.71 = 515,397.78/x
  3. Step 3: Cross multiply
    1,462,164.66x = 2,192,527.71 × 515,397.78
  4. Step 4: Simplify right side
    1,462,164.66x = 1,130,023,914,322.48
  5. Step 5: Solve for x
    x = 1,130,023,914,322.48/1,462,164.66
  6. Step 6: Final answer
    x = 772,843.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.