Home / 3,135,965.60-4,703,948.40-3,113,847.20

Finding the Fourth Proportional to 3,135,965.60, 4,703,948.40 and 3,113,847.20

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Solution

The fourth proportional to 3,135,965.60, 4,703,948.40 and 3,113,847.20 is: 4,670,770.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135,965.60 : 4,703,948.40 = 3,113,847.20 : x
  2. Step 2: Convert to fraction form
    3,135,965.60/4,703,948.40 = 3,113,847.20/x
  3. Step 3: Cross multiply
    3,135,965.60x = 4,703,948.40 × 3,113,847.20
  4. Step 4: Simplify right side
    3,135,965.60x = 14,647,376,554,284.48
  5. Step 5: Solve for x
    x = 14,647,376,554,284.48/3,135,965.60
  6. Step 6: Final answer
    x = 4,670,770.80

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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.