Home / 2,722,965.40-4,084,010.70-829,266.40

Finding the Fourth Proportional to 2,722,965.40, 4,084,010.70 and 829,266.40

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Solution

The fourth proportional to 2,722,965.40, 4,084,010.70 and 829,266.40 is: 1,243,766.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,722,965.40 : 4,084,010.70 = 829,266.40 : x
  2. Step 2: Convert to fraction form
    2,722,965.40/4,084,010.70 = 829,266.40/x
  3. Step 3: Cross multiply
    2,722,965.40x = 4,084,010.70 × 829,266.40
  4. Step 4: Simplify right side
    2,722,965.40x = 3,386,732,850,750.48
  5. Step 5: Solve for x
    x = 3,386,732,850,750.48/2,722,965.40
  6. Step 6: Final answer
    x = 1,243,766.39

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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.