Home / 2,265,939.68-3,127,109.04-1,247,333.60

Finding the Fourth Proportional to 2,265,939.68, 3,127,109.04 and 1,247,333.60

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Solution

The fourth proportional to 2,265,939.68, 3,127,109.04 and 1,247,333.60 is: 1,721,382.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,265,939.68 : 3,127,109.04 = 1,247,333.60 : x
  2. Step 2: Convert to fraction form
    2,265,939.68/3,127,109.04 = 1,247,333.60/x
  3. Step 3: Cross multiply
    2,265,939.68x = 3,127,109.04 × 1,247,333.60
  4. Step 4: Simplify right side
    2,265,939.68x = 3,900,548,176,455.74
  5. Step 5: Solve for x
    x = 3,900,548,176,455.74/2,265,939.68
  6. Step 6: Final answer
    x = 1,721,382.18

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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.