Home / 1,166,230.20-1,609,428.78-656,902.20

Finding the Fourth Proportional to 1,166,230.20, 1,609,428.78 and 656,902.20

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Solution

The fourth proportional to 1,166,230.20, 1,609,428.78 and 656,902.20 is: 906,542.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,230.20 : 1,609,428.78 = 656,902.20 : x
  2. Step 2: Convert to fraction form
    1,166,230.20/1,609,428.78 = 656,902.20/x
  3. Step 3: Cross multiply
    1,166,230.20x = 1,609,428.78 × 656,902.20
  4. Step 4: Simplify right side
    1,166,230.20x = 1,057,237,306,325.32
  5. Step 5: Solve for x
    x = 1,057,237,306,325.32/1,166,230.20
  6. Step 6: Final answer
    x = 906,542.56

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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.