Home / 1,186,792.29-1,780,480.04-345,351.33

Finding the Fourth Proportional to 1,186,792.29, 1,780,480.04 and 345,351.33

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Solution

The fourth proportional to 1,186,792.29, 1,780,480.04 and 345,351.33 is: 518,111.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,792.29 : 1,780,480.04 = 345,351.33 : x
  2. Step 2: Convert to fraction form
    1,186,792.29/1,780,480.04 = 345,351.33/x
  3. Step 3: Cross multiply
    1,186,792.29x = 1,780,480.04 × 345,351.33
  4. Step 4: Simplify right side
    1,186,792.29x = 614,891,148,125.70
  5. Step 5: Solve for x
    x = 614,891,148,125.70/1,186,792.29
  6. Step 6: Final answer
    x = 518,111.85

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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.