Home / 1,000,106.42-1,380,151.07-541,221.01

Finding the Fourth Proportional to 1,000,106.42, 1,380,151.07 and 541,221.01

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Solution

The fourth proportional to 1,000,106.42, 1,380,151.07 and 541,221.01 is: 746,887.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,106.42 : 1,380,151.07 = 541,221.01 : x
  2. Step 2: Convert to fraction form
    1,000,106.42/1,380,151.07 = 541,221.01/x
  3. Step 3: Cross multiply
    1,000,106.42x = 1,380,151.07 × 541,221.01
  4. Step 4: Simplify right side
    1,000,106.42x = 746,966,753,351.88
  5. Step 5: Solve for x
    x = 746,966,753,351.88/1,000,106.42
  6. Step 6: Final answer
    x = 746,887.27

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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.