Home / 2,287,659.28-3,157,348.26-1,269,392.08

Finding the Fourth Proportional to 2,287,659.28, 3,157,348.26 and 1,269,392.08

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Solution

The fourth proportional to 2,287,659.28, 3,157,348.26 and 1,269,392.08 is: 1,751,971.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,287,659.28 : 3,157,348.26 = 1,269,392.08 : x
  2. Step 2: Convert to fraction form
    2,287,659.28/3,157,348.26 = 1,269,392.08/x
  3. Step 3: Cross multiply
    2,287,659.28x = 3,157,348.26 × 1,269,392.08
  4. Step 4: Simplify right side
    2,287,659.28x = 4,007,912,875,045.78
  5. Step 5: Solve for x
    x = 4,007,912,875,045.78/2,287,659.28
  6. Step 6: Final answer
    x = 1,751,971.07

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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.