Home / 2,107,528.40-3,151,961.40-1,771,605.20

Finding the Fourth Proportional to 2,107,528.40, 3,151,961.40 and 1,771,605.20

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Solution

The fourth proportional to 2,107,528.40, 3,151,961.40 and 1,771,605.20 is: 2,649,563.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,528.40 : 3,151,961.40 = 1,771,605.20 : x
  2. Step 2: Convert to fraction form
    2,107,528.40/3,151,961.40 = 1,771,605.20/x
  3. Step 3: Cross multiply
    2,107,528.40x = 3,151,961.40 × 1,771,605.20
  4. Step 4: Simplify right side
    2,107,528.40x = 5,584,031,206,439.28
  5. Step 5: Solve for x
    x = 5,584,031,206,439.28/2,107,528.40
  6. Step 6: Final answer
    x = 2,649,563.92

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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.