Home / 1,580,121.52-2,180,552.19-854,953.33

Finding the Fourth Proportional to 1,580,121.52, 2,180,552.19 and 854,953.33

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Solution

The fourth proportional to 1,580,121.52, 2,180,552.19 and 854,953.33 is: 1,179,827.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,121.52 : 2,180,552.19 = 854,953.33 : x
  2. Step 2: Convert to fraction form
    1,580,121.52/2,180,552.19 = 854,953.33/x
  3. Step 3: Cross multiply
    1,580,121.52x = 2,180,552.19 × 854,953.33
  4. Step 4: Simplify right side
    1,580,121.52x = 1,864,270,356,079.29
  5. Step 5: Solve for x
    x = 1,864,270,356,079.29/1,580,121.52
  6. Step 6: Final answer
    x = 1,179,827.20

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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.