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Finding the Fourth Proportional to 1,962,747.41, 2,944,117.40 and 615,013.25

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Solution

The fourth proportional to 1,962,747.41, 2,944,117.40 and 615,013.25 is: 922,518.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,962,747.41 : 2,944,117.40 = 615,013.25 : x
  2. Step 2: Convert to fraction form
    1,962,747.41/2,944,117.40 = 615,013.25/x
  3. Step 3: Cross multiply
    1,962,747.41x = 2,944,117.40 × 615,013.25
  4. Step 4: Simplify right side
    1,962,747.41x = 1,810,671,192,759.90
  5. Step 5: Solve for x
    x = 1,810,671,192,759.90/1,962,747.41
  6. Step 6: Final answer
    x = 922,518.70

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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.