Home / 2,931,515.60-4,397,273.40-2,427,630.80

Finding the Fourth Proportional to 2,931,515.60, 4,397,273.40 and 2,427,630.80

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Solution

The fourth proportional to 2,931,515.60, 4,397,273.40 and 2,427,630.80 is: 3,641,446.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931,515.60 : 4,397,273.40 = 2,427,630.80 : x
  2. Step 2: Convert to fraction form
    2,931,515.60/4,397,273.40 = 2,427,630.80/x
  3. Step 3: Cross multiply
    2,931,515.60x = 4,397,273.40 × 2,427,630.80
  4. Step 4: Simplify right side
    2,931,515.60x = 10,674,956,341,860.72
  5. Step 5: Solve for x
    x = 10,674,956,341,860.72/2,931,515.60
  6. Step 6: Final answer
    x = 3,641,446.20

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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.