Home / 3,943,160.38-5,439,492.66-3,425,751.72

Finding the Fourth Proportional to 3,943,160.38, 5,439,492.66 and 3,425,751.72

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Solution

The fourth proportional to 3,943,160.38, 5,439,492.66 and 3,425,751.72 is: 4,725,740.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943,160.38 : 5,439,492.66 = 3,425,751.72 : x
  2. Step 2: Convert to fraction form
    3,943,160.38/5,439,492.66 = 3,425,751.72/x
  3. Step 3: Cross multiply
    3,943,160.38x = 5,439,492.66 × 3,425,751.72
  4. Step 4: Simplify right side
    3,943,160.38x = 18,634,351,335,922.38
  5. Step 5: Solve for x
    x = 18,634,351,335,922.38/3,943,160.38
  6. Step 6: Final answer
    x = 4,725,740.15

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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.