Home / 1,107,219.65-1,527,644.65-720,604.22

Finding the Fourth Proportional to 1,107,219.65, 1,527,644.65 and 720,604.22

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Solution

The fourth proportional to 1,107,219.65, 1,527,644.65 and 720,604.22 is: 994,226.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,219.65 : 1,527,644.65 = 720,604.22 : x
  2. Step 2: Convert to fraction form
    1,107,219.65/1,527,644.65 = 720,604.22/x
  3. Step 3: Cross multiply
    1,107,219.65x = 1,527,644.65 × 720,604.22
  4. Step 4: Simplify right side
    1,107,219.65x = 1,100,827,181,450.42
  5. Step 5: Solve for x
    x = 1,100,827,181,450.42/1,107,219.65
  6. Step 6: Final answer
    x = 994,226.56

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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.