Home / 1,812,175.25-2,500,808.27-996,430.23

Finding the Fourth Proportional to 1,812,175.25, 2,500,808.27 and 996,430.23

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Solution

The fourth proportional to 1,812,175.25, 2,500,808.27 and 996,430.23 is: 1,375,077.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,175.25 : 2,500,808.27 = 996,430.23 : x
  2. Step 2: Convert to fraction form
    1,812,175.25/2,500,808.27 = 996,430.23/x
  3. Step 3: Cross multiply
    1,812,175.25x = 2,500,808.27 × 996,430.23
  4. Step 4: Simplify right side
    1,812,175.25x = 2,491,880,954,679.85
  5. Step 5: Solve for x
    x = 2,491,880,954,679.85/1,812,175.25
  6. Step 6: Final answer
    x = 1,375,077.25

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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.