Home / 3,828,922.40-5,736,385.20-3,115,085.60

Finding the Fourth Proportional to 3,828,922.40, 5,736,385.20 and 3,115,085.60

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Solution

The fourth proportional to 3,828,922.40, 5,736,385.20 and 3,115,085.60 is: 4,666,934.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828,922.40 : 5,736,385.20 = 3,115,085.60 : x
  2. Step 2: Convert to fraction form
    3,828,922.40/5,736,385.20 = 3,115,085.60/x
  3. Step 3: Cross multiply
    3,828,922.40x = 5,736,385.20 × 3,115,085.60
  4. Step 4: Simplify right side
    3,828,922.40x = 17,869,330,932,573.12
  5. Step 5: Solve for x
    x = 17,869,330,932,573.12/3,828,922.40
  6. Step 6: Final answer
    x = 4,666,934.73

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.