Home / 3,944,560.15-5,443,577.97-2,178,453

Finding the Fourth Proportional to 3,944,560.15, 5,443,577.97 and 2,178,453

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Solution

The fourth proportional to 3,944,560.15, 5,443,577.97 and 2,178,453 is: 3,006,312.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944,560.15 : 5,443,577.97 = 2,178,453 : x
  2. Step 2: Convert to fraction form
    3,944,560.15/5,443,577.97 = 2,178,453/x
  3. Step 3: Cross multiply
    3,944,560.15x = 5,443,577.97 × 2,178,453
  4. Step 4: Simplify right side
    3,944,560.15x = 11,858,578,759,480.41
  5. Step 5: Solve for x
    x = 11,858,578,759,480.41/3,944,560.15
  6. Step 6: Final answer
    x = 3,006,312.06

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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.