Home / 1,780,200.38-2,458,084.52-1,644,179.92

Finding the Fourth Proportional to 1,780,200.38, 2,458,084.52 and 1,644,179.92

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Solution

The fourth proportional to 1,780,200.38, 2,458,084.52 and 1,644,179.92 is: 2,270,268.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,200.38 : 2,458,084.52 = 1,644,179.92 : x
  2. Step 2: Convert to fraction form
    1,780,200.38/2,458,084.52 = 1,644,179.92/x
  3. Step 3: Cross multiply
    1,780,200.38x = 2,458,084.52 × 1,644,179.92
  4. Step 4: Simplify right side
    1,780,200.38x = 4,041,533,209,446.84
  5. Step 5: Solve for x
    x = 4,041,533,209,446.84/1,780,200.38
  6. Step 6: Final answer
    x = 2,270,268.70

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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.