Home / 1,220,552.38-1,830,578.32-462,132.19

Finding the Fourth Proportional to 1,220,552.38, 1,830,578.32 and 462,132.19

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Solution

The fourth proportional to 1,220,552.38, 1,830,578.32 and 462,132.19 is: 693,103.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,552.38 : 1,830,578.32 = 462,132.19 : x
  2. Step 2: Convert to fraction form
    1,220,552.38/1,830,578.32 = 462,132.19/x
  3. Step 3: Cross multiply
    1,220,552.38x = 1,830,578.32 × 462,132.19
  4. Step 4: Simplify right side
    1,220,552.38x = 845,969,167,988.12
  5. Step 5: Solve for x
    x = 845,969,167,988.12/1,220,552.38
  6. Step 6: Final answer
    x = 693,103.53

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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.