Home / 3,560,469.60-5,340,704.40-1,316,143.20

Finding the Fourth Proportional to 3,560,469.60, 5,340,704.40 and 1,316,143.20

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Solution

The fourth proportional to 3,560,469.60, 5,340,704.40 and 1,316,143.20 is: 1,974,214.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,560,469.60 : 5,340,704.40 = 1,316,143.20 : x
  2. Step 2: Convert to fraction form
    3,560,469.60/5,340,704.40 = 1,316,143.20/x
  3. Step 3: Cross multiply
    3,560,469.60x = 5,340,704.40 × 1,316,143.20
  4. Step 4: Simplify right side
    3,560,469.60x = 7,029,131,779,270.08
  5. Step 5: Solve for x
    x = 7,029,131,779,270.08/3,560,469.60
  6. Step 6: Final answer
    x = 1,974,214.80

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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.