Home / 3,132,600.80-4,698,901.20-1,930,625.60

Finding the Fourth Proportional to 3,132,600.80, 4,698,901.20 and 1,930,625.60

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Solution

The fourth proportional to 3,132,600.80, 4,698,901.20 and 1,930,625.60 is: 2,895,938.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,600.80 : 4,698,901.20 = 1,930,625.60 : x
  2. Step 2: Convert to fraction form
    3,132,600.80/4,698,901.20 = 1,930,625.60/x
  3. Step 3: Cross multiply
    3,132,600.80x = 4,698,901.20 × 1,930,625.60
  4. Step 4: Simplify right side
    3,132,600.80x = 9,071,818,948,590.72
  5. Step 5: Solve for x
    x = 9,071,818,948,590.72/3,132,600.80
  6. Step 6: Final answer
    x = 2,895,938.40

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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.