Home / 1,000,499.49-1,380,687.81-541,611.81

Finding the Fourth Proportional to 1,000,499.49, 1,380,687.81 and 541,611.81

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Solution

The fourth proportional to 1,000,499.49, 1,380,687.81 and 541,611.81 is: 747,423.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,499.49 : 1,380,687.81 = 541,611.81 : x
  2. Step 2: Convert to fraction form
    1,000,499.49/1,380,687.81 = 541,611.81/x
  3. Step 3: Cross multiply
    1,000,499.49x = 1,380,687.81 × 541,611.81
  4. Step 4: Simplify right side
    1,000,499.49x = 747,796,823,819.04
  5. Step 5: Solve for x
    x = 747,796,823,819.04/1,000,499.49
  6. Step 6: Final answer
    x = 747,423.49

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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.