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Finding the Fourth Proportional to 3,598,955.28, 4,966,557.56 and 1,967,369.48

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Solution

The fourth proportional to 3,598,955.28, 4,966,557.56 and 1,967,369.48 is: 2,714,969.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,598,955.28 : 4,966,557.56 = 1,967,369.48 : x
  2. Step 2: Convert to fraction form
    3,598,955.28/4,966,557.56 = 1,967,369.48/x
  3. Step 3: Cross multiply
    3,598,955.28x = 4,966,557.56 × 1,967,369.48
  4. Step 4: Simplify right side
    3,598,955.28x = 9,771,053,764,207.27
  5. Step 5: Solve for x
    x = 9,771,053,764,207.27/3,598,955.28
  6. Step 6: Final answer
    x = 2,714,969.49

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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.