Home / 1,516,921.65-2,274,697.22-806,797.89

Finding the Fourth Proportional to 1,516,921.65, 2,274,697.22 and 806,797.89

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Solution

The fourth proportional to 1,516,921.65, 2,274,697.22 and 806,797.89 is: 1,209,832.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,921.65 : 2,274,697.22 = 806,797.89 : x
  2. Step 2: Convert to fraction form
    1,516,921.65/2,274,697.22 = 806,797.89/x
  3. Step 3: Cross multiply
    1,516,921.65x = 2,274,697.22 × 806,797.89
  4. Step 4: Simplify right side
    1,516,921.65x = 1,835,220,913,450.88
  5. Step 5: Solve for x
    x = 1,835,220,913,450.88/1,516,921.65
  6. Step 6: Final answer
    x = 1,209,832.37

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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.