Home / 1,344,159.40-2,016,239.10-1,107,963.40

Finding the Fourth Proportional to 1,344,159.40, 2,016,239.10 and 1,107,963.40

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Solution

The fourth proportional to 1,344,159.40, 2,016,239.10 and 1,107,963.40 is: 1,661,945.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,159.40 : 2,016,239.10 = 1,107,963.40 : x
  2. Step 2: Convert to fraction form
    1,344,159.40/2,016,239.10 = 1,107,963.40/x
  3. Step 3: Cross multiply
    1,344,159.40x = 2,016,239.10 × 1,107,963.40
  4. Step 4: Simplify right side
    1,344,159.40x = 2,233,919,128,448.94
  5. Step 5: Solve for x
    x = 2,233,919,128,448.94/1,344,159.40
  6. Step 6: Final answer
    x = 1,661,945.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.