Home / 1,928,659.50-2,892,989.25-746,707.50

Finding the Fourth Proportional to 1,928,659.50, 2,892,989.25 and 746,707.50

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Solution

The fourth proportional to 1,928,659.50, 2,892,989.25 and 746,707.50 is: 1,120,061.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,659.50 : 2,892,989.25 = 746,707.50 : x
  2. Step 2: Convert to fraction form
    1,928,659.50/2,892,989.25 = 746,707.50/x
  3. Step 3: Cross multiply
    1,928,659.50x = 2,892,989.25 × 746,707.50
  4. Step 4: Simplify right side
    1,928,659.50x = 2,160,216,770,394.38
  5. Step 5: Solve for x
    x = 2,160,216,770,394.38/1,928,659.50
  6. Step 6: Final answer
    x = 1,120,061.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.