Home / 3,558,489.60-5,337,734.40-1,314,163.20

Finding the Fourth Proportional to 3,558,489.60, 5,337,734.40 and 1,314,163.20

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Solution

The fourth proportional to 3,558,489.60, 5,337,734.40 and 1,314,163.20 is: 1,971,244.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558,489.60 : 5,337,734.40 = 1,314,163.20 : x
  2. Step 2: Convert to fraction form
    3,558,489.60/5,337,734.40 = 1,314,163.20/x
  3. Step 3: Cross multiply
    3,558,489.60x = 5,337,734.40 × 1,314,163.20
  4. Step 4: Simplify right side
    3,558,489.60x = 7,014,654,119,854.08
  5. Step 5: Solve for x
    x = 7,014,654,119,854.08/3,558,489.60
  6. Step 6: Final answer
    x = 1,971,244.80

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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.