Home / 2,079,777.10-3,119,665.65-1,974,801.10

Finding the Fourth Proportional to 2,079,777.10, 3,119,665.65 and 1,974,801.10

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Solution

The fourth proportional to 2,079,777.10, 3,119,665.65 and 1,974,801.10 is: 2,962,201.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,777.10 : 3,119,665.65 = 1,974,801.10 : x
  2. Step 2: Convert to fraction form
    2,079,777.10/3,119,665.65 = 1,974,801.10/x
  3. Step 3: Cross multiply
    2,079,777.10x = 3,119,665.65 × 1,974,801.10
  4. Step 4: Simplify right side
    2,079,777.10x = 6,160,719,157,252.22
  5. Step 5: Solve for x
    x = 6,160,719,157,252.22/2,079,777.10
  6. Step 6: Final answer
    x = 2,962,201.65

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Double scale
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Similar ratio
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1.5x scale

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.