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Finding the Fourth Proportional to 1,345,050, 1,856,169 and 741,450.96

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Solution

The fourth proportional to 1,345,050, 1,856,169 and 741,450.96 is: 1,023,202.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,050 : 1,856,169 = 741,450.96 : x
  2. Step 2: Convert to fraction form
    1,345,050/1,856,169 = 741,450.96/x
  3. Step 3: Cross multiply
    1,345,050x = 1,856,169 × 741,450.96
  4. Step 4: Simplify right side
    1,345,050x = 1,376,258,286,972.24
  5. Step 5: Solve for x
    x = 1,376,258,286,972.24/1,345,050
  6. Step 6: Final answer
    x = 1,023,202.32

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1.5x scale

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.