Home / 2,274,487.63-3,138,803.76-1,242,016.47

Finding the Fourth Proportional to 2,274,487.63, 3,138,803.76 and 1,242,016.47

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Solution

The fourth proportional to 2,274,487.63, 3,138,803.76 and 1,242,016.47 is: 1,713,988.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,274,487.63 : 3,138,803.76 = 1,242,016.47 : x
  2. Step 2: Convert to fraction form
    2,274,487.63/3,138,803.76 = 1,242,016.47/x
  3. Step 3: Cross multiply
    2,274,487.63x = 3,138,803.76 × 1,242,016.47
  4. Step 4: Simplify right side
    2,274,487.63x = 3,898,445,970,675.49
  5. Step 5: Solve for x
    x = 3,898,445,970,675.49/2,274,487.63
  6. Step 6: Final answer
    x = 1,713,988.65

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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.