Home / 1,753,599.30-2,419,999.29-989,505.42

Finding the Fourth Proportional to 1,753,599.30, 2,419,999.29 and 989,505.42

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Solution

The fourth proportional to 1,753,599.30, 2,419,999.29 and 989,505.42 is: 1,365,535.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,599.30 : 2,419,999.29 = 989,505.42 : x
  2. Step 2: Convert to fraction form
    1,753,599.30/2,419,999.29 = 989,505.42/x
  3. Step 3: Cross multiply
    1,753,599.30x = 2,419,999.29 × 989,505.42
  4. Step 4: Simplify right side
    1,753,599.30x = 2,394,602,413,851.15
  5. Step 5: Solve for x
    x = 2,394,602,413,851.15/1,753,599.30
  6. Step 6: Final answer
    x = 1,365,535.68

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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.