Home / 1,000,529.42-1,380,728.89-541,643.81

Finding the Fourth Proportional to 1,000,529.42, 1,380,728.89 and 541,643.81

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Solution

The fourth proportional to 1,000,529.42, 1,380,728.89 and 541,643.81 is: 747,467.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,529.42 : 1,380,728.89 = 541,643.81 : x
  2. Step 2: Convert to fraction form
    1,000,529.42/1,380,728.89 = 541,643.81/x
  3. Step 3: Cross multiply
    1,000,529.42x = 1,380,728.89 × 541,643.81
  4. Step 4: Simplify right side
    1,000,529.42x = 747,863,255,049.94
  5. Step 5: Solve for x
    x = 747,863,255,049.94/1,000,529.42
  6. Step 6: Final answer
    x = 747,467.53

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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.