Home / 1,314,428.16-1,813,896.96-741,654.72

Finding the Fourth Proportional to 1,314,428.16, 1,813,896.96 and 741,654.72

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Solution

The fourth proportional to 1,314,428.16, 1,813,896.96 and 741,654.72 is: 1,023,475.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,428.16 : 1,813,896.96 = 741,654.72 : x
  2. Step 2: Convert to fraction form
    1,314,428.16/1,813,896.96 = 741,654.72/x
  3. Step 3: Cross multiply
    1,314,428.16x = 1,813,896.96 × 741,654.72
  4. Step 4: Simplify right side
    1,314,428.16x = 1,345,285,241,977.65
  5. Step 5: Solve for x
    x = 1,345,285,241,977.65/1,314,428.16
  6. Step 6: Final answer
    x = 1,023,475.67

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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.