Home / 1,301,398.20-1,950,930.90-1,159,680.60

Finding the Fourth Proportional to 1,301,398.20, 1,950,930.90 and 1,159,680.60

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Solution

The fourth proportional to 1,301,398.20, 1,950,930.90 and 1,159,680.60 is: 1,738,481.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,398.20 : 1,950,930.90 = 1,159,680.60 : x
  2. Step 2: Convert to fraction form
    1,301,398.20/1,950,930.90 = 1,159,680.60/x
  3. Step 3: Cross multiply
    1,301,398.20x = 1,950,930.90 × 1,159,680.60
  4. Step 4: Simplify right side
    1,301,398.20x = 2,262,456,716,670.54
  5. Step 5: Solve for x
    x = 2,262,456,716,670.54/1,301,398.20
  6. Step 6: Final answer
    x = 1,738,481.52

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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.