Home / 2,151,435.25-3,225,148.12-730,519.75

Finding the Fourth Proportional to 2,151,435.25, 3,225,148.12 and 730,519.75

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Solution

The fourth proportional to 2,151,435.25, 3,225,148.12 and 730,519.75 is: 1,095,098.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,151,435.25 : 3,225,148.12 = 730,519.75 : x
  2. Step 2: Convert to fraction form
    2,151,435.25/3,225,148.12 = 730,519.75/x
  3. Step 3: Cross multiply
    2,151,435.25x = 3,225,148.12 × 730,519.75
  4. Step 4: Simplify right side
    2,151,435.25x = 2,356,034,391,185.65
  5. Step 5: Solve for x
    x = 2,356,034,391,185.65/2,151,435.25
  6. Step 6: Final answer
    x = 1,095,098.91

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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.