Home / 1,414,642.41-2,120,773.14-615,321.90

Finding the Fourth Proportional to 1,414,642.41, 2,120,773.14 and 615,321.90

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Solution

The fourth proportional to 1,414,642.41, 2,120,773.14 and 615,321.90 is: 922,465.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414,642.41 : 2,120,773.14 = 615,321.90 : x
  2. Step 2: Convert to fraction form
    1,414,642.41/2,120,773.14 = 615,321.90/x
  3. Step 3: Cross multiply
    1,414,642.41x = 2,120,773.14 × 615,321.90
  4. Step 4: Simplify right side
    1,414,642.41x = 1,304,958,157,973.77
  5. Step 5: Solve for x
    x = 1,304,958,157,973.77/1,414,642.41
  6. Step 6: Final answer
    x = 922,465.03

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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.