Home / 896,103.20-1,340,266.80-802,013.60

Finding the Fourth Proportional to 896,103.20, 1,340,266.80 and 802,013.60

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Solution

The fourth proportional to 896,103.20, 1,340,266.80 and 802,013.60 is: 1,199,540.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,103.20 : 1,340,266.80 = 802,013.60 : x
  2. Step 2: Convert to fraction form
    896,103.20/1,340,266.80 = 802,013.60/x
  3. Step 3: Cross multiply
    896,103.20x = 1,340,266.80 × 802,013.60
  4. Step 4: Simplify right side
    896,103.20x = 1,074,912,201,228.48
  5. Step 5: Solve for x
    x = 1,074,912,201,228.48/896,103.20
  6. Step 6: Final answer
    x = 1,199,540.63

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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.