Home / 1,390,251.59-2,084,578.16-741,028.09

Finding the Fourth Proportional to 1,390,251.59, 2,084,578.16 and 741,028.09

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Solution

The fourth proportional to 1,390,251.59, 2,084,578.16 and 741,028.09 is: 1,111,116.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,390,251.59 : 2,084,578.16 = 741,028.09 : x
  2. Step 2: Convert to fraction form
    1,390,251.59/2,084,578.16 = 741,028.09/x
  3. Step 3: Cross multiply
    1,390,251.59x = 2,084,578.16 × 741,028.09
  4. Step 4: Simplify right side
    1,390,251.59x = 1,544,730,963,443.93
  5. Step 5: Solve for x
    x = 1,544,730,963,443.93/1,390,251.59
  6. Step 6: Final answer
    x = 1,111,116.13

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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.