Home / 3,281,201.20-4,921,801.80-2,832,428.80

Finding the Fourth Proportional to 3,281,201.20, 4,921,801.80 and 2,832,428.80

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Solution

The fourth proportional to 3,281,201.20, 4,921,801.80 and 2,832,428.80 is: 4,248,643.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281,201.20 : 4,921,801.80 = 2,832,428.80 : x
  2. Step 2: Convert to fraction form
    3,281,201.20/4,921,801.80 = 2,832,428.80/x
  3. Step 3: Cross multiply
    3,281,201.20x = 4,921,801.80 × 2,832,428.80
  4. Step 4: Simplify right side
    3,281,201.20x = 13,940,653,166,211.84
  5. Step 5: Solve for x
    x = 13,940,653,166,211.84/3,281,201.20
  6. Step 6: Final answer
    x = 4,248,643.20

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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.