Home / 2,931,859.60-4,396,234.20-1,038,662.80

Finding the Fourth Proportional to 2,931,859.60, 4,396,234.20 and 1,038,662.80

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Solution

The fourth proportional to 2,931,859.60, 4,396,234.20 and 1,038,662.80 is: 1,557,443.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931,859.60 : 4,396,234.20 = 1,038,662.80 : x
  2. Step 2: Convert to fraction form
    2,931,859.60/4,396,234.20 = 1,038,662.80/x
  3. Step 3: Cross multiply
    2,931,859.60x = 4,396,234.20 × 1,038,662.80
  4. Step 4: Simplify right side
    2,931,859.60x = 4,566,204,923,627.76
  5. Step 5: Solve for x
    x = 4,566,204,923,627.76/2,931,859.60
  6. Step 6: Final answer
    x = 1,557,443.24

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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.