Home / 1,086,414.33-1,499,527.37-742,389.51

Finding the Fourth Proportional to 1,086,414.33, 1,499,527.37 and 742,389.51

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Solution

The fourth proportional to 1,086,414.33, 1,499,527.37 and 742,389.51 is: 1,024,685.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,414.33 : 1,499,527.37 = 742,389.51 : x
  2. Step 2: Convert to fraction form
    1,086,414.33/1,499,527.37 = 742,389.51/x
  3. Step 3: Cross multiply
    1,086,414.33x = 1,499,527.37 × 742,389.51
  4. Step 4: Simplify right side
    1,086,414.33x = 1,113,233,396,925.09
  5. Step 5: Solve for x
    x = 1,113,233,396,925.09/1,086,414.33
  6. Step 6: Final answer
    x = 1,024,685.85

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.