Home / 1,901,328.39-2,850,073.49-1,191,854.65

Finding the Fourth Proportional to 1,901,328.39, 2,850,073.49 and 1,191,854.65

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Solution

The fourth proportional to 1,901,328.39, 2,850,073.49 and 1,191,854.65 is: 1,786,578.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,901,328.39 : 2,850,073.49 = 1,191,854.65 : x
  2. Step 2: Convert to fraction form
    1,901,328.39/2,850,073.49 = 1,191,854.65/x
  3. Step 3: Cross multiply
    1,901,328.39x = 2,850,073.49 × 1,191,854.65
  4. Step 4: Simplify right side
    1,901,328.39x = 3,396,873,335,938.95
  5. Step 5: Solve for x
    x = 3,396,873,335,938.95/1,901,328.39
  6. Step 6: Final answer
    x = 1,786,578.98

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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.