Home / 1,304,015.87-1,799,540.67-731,056.16

Finding the Fourth Proportional to 1,304,015.87, 1,799,540.67 and 731,056.16

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Solution

The fourth proportional to 1,304,015.87, 1,799,540.67 and 731,056.16 is: 1,008,856.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,015.87 : 1,799,540.67 = 731,056.16 : x
  2. Step 2: Convert to fraction form
    1,304,015.87/1,799,540.67 = 731,056.16/x
  3. Step 3: Cross multiply
    1,304,015.87x = 1,799,540.67 × 731,056.16
  4. Step 4: Simplify right side
    1,304,015.87x = 1,315,565,282,976.32
  5. Step 5: Solve for x
    x = 1,315,565,282,976.32/1,304,015.87
  6. Step 6: Final answer
    x = 1,008,856.81

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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.