Home / 3,220,748.80-4,831,123.20-2,159,065.60

Finding the Fourth Proportional to 3,220,748.80, 4,831,123.20 and 2,159,065.60

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Solution

The fourth proportional to 3,220,748.80, 4,831,123.20 and 2,159,065.60 is: 3,238,598.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220,748.80 : 4,831,123.20 = 2,159,065.60 : x
  2. Step 2: Convert to fraction form
    3,220,748.80/4,831,123.20 = 2,159,065.60/x
  3. Step 3: Cross multiply
    3,220,748.80x = 4,831,123.20 × 2,159,065.60
  4. Step 4: Simplify right side
    3,220,748.80x = 10,430,711,910,481.92
  5. Step 5: Solve for x
    x = 10,430,711,910,481.92/3,220,748.80
  6. Step 6: Final answer
    x = 3,238,598.40

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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.