Home / 4,828,229.60-7,231,846.80-2,931,663.20

Finding the Fourth Proportional to 4,828,229.60, 7,231,846.80 and 2,931,663.20

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Solution

The fourth proportional to 4,828,229.60, 7,231,846.80 and 2,931,663.20 is: 4,391,120.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,828,229.60 : 7,231,846.80 = 2,931,663.20 : x
  2. Step 2: Convert to fraction form
    4,828,229.60/7,231,846.80 = 2,931,663.20/x
  3. Step 3: Cross multiply
    4,828,229.60x = 7,231,846.80 × 2,931,663.20
  4. Step 4: Simplify right side
    4,828,229.60x = 21,201,339,131,597.76
  5. Step 5: Solve for x
    x = 21,201,339,131,597.76/4,828,229.60
  6. Step 6: Final answer
    x = 4,391,120.74

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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.