Home / 1,794,720.24-2,476,721.61-978,941.45

Finding the Fourth Proportional to 1,794,720.24, 2,476,721.61 and 978,941.45

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Solution

The fourth proportional to 1,794,720.24, 2,476,721.61 and 978,941.45 is: 1,350,943.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,794,720.24 : 2,476,721.61 = 978,941.45 : x
  2. Step 2: Convert to fraction form
    1,794,720.24/2,476,721.61 = 978,941.45/x
  3. Step 3: Cross multiply
    1,794,720.24x = 2,476,721.61 × 978,941.45
  4. Step 4: Simplify right side
    1,794,720.24x = 2,424,565,436,399.98
  5. Step 5: Solve for x
    x = 2,424,565,436,399.98/1,794,720.24
  6. Step 6: Final answer
    x = 1,350,943.39

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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.