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Finding the Fourth Proportional to 1,844,501.47, 2,766,780.38 and 832,918.29

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Solution

The fourth proportional to 1,844,501.47, 2,766,780.38 and 832,918.29 is: 1,249,390.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,844,501.47 : 2,766,780.38 = 832,918.29 : x
  2. Step 2: Convert to fraction form
    1,844,501.47/2,766,780.38 = 832,918.29/x
  3. Step 3: Cross multiply
    1,844,501.47x = 2,766,780.38 × 832,918.29
  4. Step 4: Simplify right side
    1,844,501.47x = 2,304,501,990,185.16
  5. Step 5: Solve for x
    x = 2,304,501,990,185.16/1,844,501.47
  6. Step 6: Final answer
    x = 1,249,390.16

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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.