Home / 1,601,489.28-2,210,083.20-876,401.28

Finding the Fourth Proportional to 1,601,489.28, 2,210,083.20 and 876,401.28

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Solution

The fourth proportional to 1,601,489.28, 2,210,083.20 and 876,401.28 is: 1,209,449.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,601,489.28 : 2,210,083.20 = 876,401.28 : x
  2. Step 2: Convert to fraction form
    1,601,489.28/2,210,083.20 = 876,401.28/x
  3. Step 3: Cross multiply
    1,601,489.28x = 2,210,083.20 × 876,401.28
  4. Step 4: Simplify right side
    1,601,489.28x = 1,936,919,745,386.50
  5. Step 5: Solve for x
    x = 1,936,919,745,386.50/1,601,489.28
  6. Step 6: Final answer
    x = 1,209,449.09

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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.