Home / 1,124,078.88-1,551,218.94-614,784.90

Finding the Fourth Proportional to 1,124,078.88, 1,551,218.94 and 614,784.90

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Solution

The fourth proportional to 1,124,078.88, 1,551,218.94 and 614,784.90 is: 848,397.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,078.88 : 1,551,218.94 = 614,784.90 : x
  2. Step 2: Convert to fraction form
    1,124,078.88/1,551,218.94 = 614,784.90/x
  3. Step 3: Cross multiply
    1,124,078.88x = 1,551,218.94 × 614,784.90
  4. Step 4: Simplify right side
    1,124,078.88x = 953,665,980,906.01
  5. Step 5: Solve for x
    x = 953,665,980,906.01/1,124,078.88
  6. Step 6: Final answer
    x = 848,397.74

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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.