Home / 4,679,429.20-7,015,644.60-2,551,915.60

Finding the Fourth Proportional to 4,679,429.20, 7,015,644.60 and 2,551,915.60

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Solution

The fourth proportional to 4,679,429.20, 7,015,644.60 and 2,551,915.60 is: 3,825,965.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679,429.20 : 7,015,644.60 = 2,551,915.60 : x
  2. Step 2: Convert to fraction form
    4,679,429.20/7,015,644.60 = 2,551,915.60/x
  3. Step 3: Cross multiply
    4,679,429.20x = 7,015,644.60 × 2,551,915.60
  4. Step 4: Simplify right side
    4,679,429.20x = 17,903,332,898,795.76
  5. Step 5: Solve for x
    x = 17,903,332,898,795.76/4,679,429.20
  6. Step 6: Final answer
    x = 3,825,965.12

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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.