Home / 2,292,290.40-3,439,990.80-1,491,621.60

Finding the Fourth Proportional to 2,292,290.40, 3,439,990.80 and 1,491,621.60

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Solution

The fourth proportional to 2,292,290.40, 3,439,990.80 and 1,491,621.60 is: 2,238,444.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292,290.40 : 3,439,990.80 = 1,491,621.60 : x
  2. Step 2: Convert to fraction form
    2,292,290.40/3,439,990.80 = 1,491,621.60/x
  3. Step 3: Cross multiply
    2,292,290.40x = 3,439,990.80 × 1,491,621.60
  4. Step 4: Simplify right side
    2,292,290.40x = 5,131,164,581,081.28
  5. Step 5: Solve for x
    x = 5,131,164,581,081.28/2,292,290.40
  6. Step 6: Final answer
    x = 2,238,444.39

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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.