Home / 3,690,680.76-5,535,382.77-1,668,454.38

Finding the Fourth Proportional to 3,690,680.76, 5,535,382.77 and 1,668,454.38

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Solution

The fourth proportional to 3,690,680.76, 5,535,382.77 and 1,668,454.38 is: 2,502,392.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,690,680.76 : 5,535,382.77 = 1,668,454.38 : x
  2. Step 2: Convert to fraction form
    3,690,680.76/5,535,382.77 = 1,668,454.38/x
  3. Step 3: Cross multiply
    3,690,680.76x = 5,535,382.77 × 1,668,454.38
  4. Step 4: Simplify right side
    3,690,680.76x = 9,235,533,627,583.03
  5. Step 5: Solve for x
    x = 9,235,533,627,583.03/3,690,680.76
  6. Step 6: Final answer
    x = 2,502,392.98

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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.