Home / 2,103,459.20-3,156,290.40-966,564.80

Finding the Fourth Proportional to 2,103,459.20, 3,156,290.40 and 966,564.80

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Solution

The fourth proportional to 2,103,459.20, 3,156,290.40 and 966,564.80 is: 1,450,353.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,103,459.20 : 3,156,290.40 = 966,564.80 : x
  2. Step 2: Convert to fraction form
    2,103,459.20/3,156,290.40 = 966,564.80/x
  3. Step 3: Cross multiply
    2,103,459.20x = 3,156,290.40 × 966,564.80
  4. Step 4: Simplify right side
    2,103,459.20x = 3,050,759,199,217.92
  5. Step 5: Solve for x
    x = 3,050,759,199,217.92/2,103,459.20
  6. Step 6: Final answer
    x = 1,450,353.40

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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.