Home / 2,275,617.30-3,140,447.23-1,308,748.25

Finding the Fourth Proportional to 2,275,617.30, 3,140,447.23 and 1,308,748.25

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Solution

The fourth proportional to 2,275,617.30, 3,140,447.23 and 1,308,748.25 is: 1,806,127.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,275,617.30 : 3,140,447.23 = 1,308,748.25 : x
  2. Step 2: Convert to fraction form
    2,275,617.30/3,140,447.23 = 1,308,748.25/x
  3. Step 3: Cross multiply
    2,275,617.30x = 3,140,447.23 × 1,308,748.25
  4. Step 4: Simplify right side
    2,275,617.30x = 4,110,054,816,479.85
  5. Step 5: Solve for x
    x = 4,110,054,816,479.85/2,275,617.30
  6. Step 6: Final answer
    x = 1,806,127.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.