Home / 1,036,709.01-1,554,958.41-278,451.96

Finding the Fourth Proportional to 1,036,709.01, 1,554,958.41 and 278,451.96

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Solution

The fourth proportional to 1,036,709.01, 1,554,958.41 and 278,451.96 is: 417,649.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,709.01 : 1,554,958.41 = 278,451.96 : x
  2. Step 2: Convert to fraction form
    1,036,709.01/1,554,958.41 = 278,451.96/x
  3. Step 3: Cross multiply
    1,036,709.01x = 1,554,958.41 × 278,451.96
  4. Step 4: Simplify right side
    1,036,709.01x = 432,981,216,982.98
  5. Step 5: Solve for x
    x = 432,981,216,982.98/1,036,709.01
  6. Step 6: Final answer
    x = 417,649.71

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.