Home / 1,456,617.78-2,174,140.67-1,366,863.30

Finding the Fourth Proportional to 1,456,617.78, 2,174,140.67 and 1,366,863.30

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Solution

The fourth proportional to 1,456,617.78, 2,174,140.67 and 1,366,863.30 is: 2,040,173.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,617.78 : 2,174,140.67 = 1,366,863.30 : x
  2. Step 2: Convert to fraction form
    1,456,617.78/2,174,140.67 = 1,366,863.30/x
  3. Step 3: Cross multiply
    1,456,617.78x = 2,174,140.67 × 1,366,863.30
  4. Step 4: Simplify right side
    1,456,617.78x = 2,971,753,084,026.10
  5. Step 5: Solve for x
    x = 2,971,753,084,026.10/1,456,617.78
  6. Step 6: Final answer
    x = 2,040,173.56

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.