Home / 1,414,611.69-2,120,727.33-615,291.21

Finding the Fourth Proportional to 1,414,611.69, 2,120,727.33 and 615,291.21

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Solution

The fourth proportional to 1,414,611.69, 2,120,727.33 and 615,291.21 is: 922,419.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414,611.69 : 2,120,727.33 = 615,291.21 : x
  2. Step 2: Convert to fraction form
    1,414,611.69/2,120,727.33 = 615,291.21/x
  3. Step 3: Cross multiply
    1,414,611.69x = 2,120,727.33 × 615,291.21
  4. Step 4: Simplify right side
    1,414,611.69x = 1,304,864,884,955.77
  5. Step 5: Solve for x
    x = 1,304,864,884,955.77/1,414,611.69
  6. Step 6: Final answer
    x = 922,419.13

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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.