Home / 1,836,454.14-2,755,148.10-1,078,935.66

Finding the Fourth Proportional to 1,836,454.14, 2,755,148.10 and 1,078,935.66

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Solution

The fourth proportional to 1,836,454.14, 2,755,148.10 and 1,078,935.66 is: 1,618,677.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836,454.14 : 2,755,148.10 = 1,078,935.66 : x
  2. Step 2: Convert to fraction form
    1,836,454.14/2,755,148.10 = 1,078,935.66/x
  3. Step 3: Cross multiply
    1,836,454.14x = 2,755,148.10 × 1,078,935.66
  4. Step 4: Simplify right side
    1,836,454.14x = 2,972,627,533,671.25
  5. Step 5: Solve for x
    x = 2,972,627,533,671.25/1,836,454.14
  6. Step 6: Final answer
    x = 1,618,677.79

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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.