Home / 1,780,942.40-2,673,163.20-883,397.60

Finding the Fourth Proportional to 1,780,942.40, 2,673,163.20 and 883,397.60

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Solution

The fourth proportional to 1,780,942.40, 2,673,163.20 and 883,397.60 is: 1,325,964.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,942.40 : 2,673,163.20 = 883,397.60 : x
  2. Step 2: Convert to fraction form
    1,780,942.40/2,673,163.20 = 883,397.60/x
  3. Step 3: Cross multiply
    1,780,942.40x = 2,673,163.20 × 883,397.60
  4. Step 4: Simplify right side
    1,780,942.40x = 2,361,465,955,288.32
  5. Step 5: Solve for x
    x = 2,361,465,955,288.32/1,780,942.40
  6. Step 6: Final answer
    x = 1,325,964.25

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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.