Home / 4,709,077.60-7,063,616.40-1,679,863.90

Finding the Fourth Proportional to 4,709,077.60, 7,063,616.40 and 1,679,863.90

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Solution

The fourth proportional to 4,709,077.60, 7,063,616.40 and 1,679,863.90 is: 2,519,795.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,709,077.60 : 7,063,616.40 = 1,679,863.90 : x
  2. Step 2: Convert to fraction form
    4,709,077.60/7,063,616.40 = 1,679,863.90/x
  3. Step 3: Cross multiply
    4,709,077.60x = 7,063,616.40 × 1,679,863.90
  4. Step 4: Simplify right side
    4,709,077.60x = 11,865,914,193,807.96
  5. Step 5: Solve for x
    x = 11,865,914,193,807.96/4,709,077.60
  6. Step 6: Final answer
    x = 2,519,795.85

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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.