Home / 3,580,666.76-4,941,431.52-1,949,182.76

Finding the Fourth Proportional to 3,580,666.76, 4,941,431.52 and 1,949,182.76

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Solution

The fourth proportional to 3,580,666.76, 4,941,431.52 and 1,949,182.76 is: 2,689,932.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580,666.76 : 4,941,431.52 = 1,949,182.76 : x
  2. Step 2: Convert to fraction form
    3,580,666.76/4,941,431.52 = 1,949,182.76/x
  3. Step 3: Cross multiply
    3,580,666.76x = 4,941,431.52 × 1,949,182.76
  4. Step 4: Simplify right side
    3,580,666.76x = 9,631,753,128,504.59
  5. Step 5: Solve for x
    x = 9,631,753,128,504.59/3,580,666.76
  6. Step 6: Final answer
    x = 2,689,932.85

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Double scale
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1.5x scale

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.