Home / 3,192,948.30-4,789,422.45-1,298,714.70

Finding the Fourth Proportional to 3,192,948.30, 4,789,422.45 and 1,298,714.70

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Solution

The fourth proportional to 3,192,948.30, 4,789,422.45 and 1,298,714.70 is: 1,948,072.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192,948.30 : 4,789,422.45 = 1,298,714.70 : x
  2. Step 2: Convert to fraction form
    3,192,948.30/4,789,422.45 = 1,298,714.70/x
  3. Step 3: Cross multiply
    3,192,948.30x = 4,789,422.45 × 1,298,714.70
  4. Step 4: Simplify right side
    3,192,948.30x = 6,220,093,340,325.02
  5. Step 5: Solve for x
    x = 6,220,093,340,325.02/3,192,948.30
  6. Step 6: Final answer
    x = 1,948,072.05

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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.