Home / 1,580,357.67-2,180,992.34-892,146.13

Finding the Fourth Proportional to 1,580,357.67, 2,180,992.34 and 892,146.13

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Solution

The fourth proportional to 1,580,357.67, 2,180,992.34 and 892,146.13 is: 1,231,217.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,357.67 : 2,180,992.34 = 892,146.13 : x
  2. Step 2: Convert to fraction form
    1,580,357.67/2,180,992.34 = 892,146.13/x
  3. Step 3: Cross multiply
    1,580,357.67x = 2,180,992.34 × 892,146.13
  4. Step 4: Simplify right side
    1,580,357.67x = 1,945,763,864,785.68
  5. Step 5: Solve for x
    x = 1,945,763,864,785.68/1,580,357.67
  6. Step 6: Final answer
    x = 1,231,217.41

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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.