Home / 1,317,724.56-1,818,654.93-834,334.56

Finding the Fourth Proportional to 1,317,724.56, 1,818,654.93 and 834,334.56

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Solution

The fourth proportional to 1,317,724.56, 1,818,654.93 and 834,334.56 is: 1,151,505.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,724.56 : 1,818,654.93 = 834,334.56 : x
  2. Step 2: Convert to fraction form
    1,317,724.56/1,818,654.93 = 834,334.56/x
  3. Step 3: Cross multiply
    1,317,724.56x = 1,818,654.93 × 834,334.56
  4. Step 4: Simplify right side
    1,317,724.56x = 1,517,366,660,813.38
  5. Step 5: Solve for x
    x = 1,517,366,660,813.38/1,317,724.56
  6. Step 6: Final answer
    x = 1,151,505.18

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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.