Home / 3,474,779.60-5,212,860.60-2,917,672.40

Finding the Fourth Proportional to 3,474,779.60, 5,212,860.60 and 2,917,672.40

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Solution

The fourth proportional to 3,474,779.60, 5,212,860.60 and 2,917,672.40 is: 4,377,088.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,474,779.60 : 5,212,860.60 = 2,917,672.40 : x
  2. Step 2: Convert to fraction form
    3,474,779.60/5,212,860.60 = 2,917,672.40/x
  3. Step 3: Cross multiply
    3,474,779.60x = 5,212,860.60 × 2,917,672.40
  4. Step 4: Simplify right side
    3,474,779.60x = 15,209,419,497,667.44
  5. Step 5: Solve for x
    x = 15,209,419,497,667.44/3,474,779.60
  6. Step 6: Final answer
    x = 4,377,088.98

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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.