Home / 3,168,442.80-4,752,664.20-1,974,049.20

Finding the Fourth Proportional to 3,168,442.80, 4,752,664.20 and 1,974,049.20

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Solution

The fourth proportional to 3,168,442.80, 4,752,664.20 and 1,974,049.20 is: 2,961,073.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168,442.80 : 4,752,664.20 = 1,974,049.20 : x
  2. Step 2: Convert to fraction form
    3,168,442.80/4,752,664.20 = 1,974,049.20/x
  3. Step 3: Cross multiply
    3,168,442.80x = 4,752,664.20 × 1,974,049.20
  4. Step 4: Simplify right side
    3,168,442.80x = 9,381,992,961,878.64
  5. Step 5: Solve for x
    x = 9,381,992,961,878.64/3,168,442.80
  6. Step 6: Final answer
    x = 2,961,073.80

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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.