Home / 1,000,674.93-1,380,929.57-541,789.44

Finding the Fourth Proportional to 1,000,674.93, 1,380,929.57 and 541,789.44

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Solution

The fourth proportional to 1,000,674.93, 1,380,929.57 and 541,789.44 is: 747,668.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,674.93 : 1,380,929.57 = 541,789.44 : x
  2. Step 2: Convert to fraction form
    1,000,674.93/1,380,929.57 = 541,789.44/x
  3. Step 3: Cross multiply
    1,000,674.93x = 1,380,929.57 × 541,789.44
  4. Step 4: Simplify right side
    1,000,674.93x = 748,173,055,700.79
  5. Step 5: Solve for x
    x = 748,173,055,700.79/1,000,674.93
  6. Step 6: Final answer
    x = 747,668.43

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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.