Home / 3,150,953.40-4,720,209.30-1,885,020.60

Finding the Fourth Proportional to 3,150,953.40, 4,720,209.30 and 1,885,020.60

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Solution

The fourth proportional to 3,150,953.40, 4,720,209.30 and 1,885,020.60 is: 2,823,809.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150,953.40 : 4,720,209.30 = 1,885,020.60 : x
  2. Step 2: Convert to fraction form
    3,150,953.40/4,720,209.30 = 1,885,020.60/x
  3. Step 3: Cross multiply
    3,150,953.40x = 4,720,209.30 × 1,885,020.60
  4. Step 4: Simplify right side
    3,150,953.40x = 8,897,691,766,811.58
  5. Step 5: Solve for x
    x = 8,897,691,766,811.58/3,150,953.40
  6. Step 6: Final answer
    x = 2,823,809.38

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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.