Home / 2,145,650.10-2,961,049.33-1,178,843.01

Finding the Fourth Proportional to 2,145,650.10, 2,961,049.33 and 1,178,843.01

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Solution

The fourth proportional to 2,145,650.10, 2,961,049.33 and 1,178,843.01 is: 1,626,832.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,145,650.10 : 2,961,049.33 = 1,178,843.01 : x
  2. Step 2: Convert to fraction form
    2,145,650.10/2,961,049.33 = 1,178,843.01/x
  3. Step 3: Cross multiply
    2,145,650.10x = 2,961,049.33 × 1,178,843.01
  4. Step 4: Simplify right side
    2,145,650.10x = 3,490,612,304,935.68
  5. Step 5: Solve for x
    x = 3,490,612,304,935.68/2,145,650.10
  6. Step 6: Final answer
    x = 1,626,832.03

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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.