Home / 1,159,167.05-1,598,180.56-828,418.23

Finding the Fourth Proportional to 1,159,167.05, 1,598,180.56 and 828,418.23

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Solution

The fourth proportional to 1,159,167.05, 1,598,180.56 and 828,418.23 is: 1,142,166.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,167.05 : 1,598,180.56 = 828,418.23 : x
  2. Step 2: Convert to fraction form
    1,159,167.05/1,598,180.56 = 828,418.23/x
  3. Step 3: Cross multiply
    1,159,167.05x = 1,598,180.56 × 828,418.23
  4. Step 4: Simplify right side
    1,159,167.05x = 1,323,961,910,735.61
  5. Step 5: Solve for x
    x = 1,323,961,910,735.61/1,159,167.05
  6. Step 6: Final answer
    x = 1,142,166.62

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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.