Home / 1,204,645.14-1,807,134.48-406,155

Finding the Fourth Proportional to 1,204,645.14, 1,807,134.48 and 406,155

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Solution

The fourth proportional to 1,204,645.14, 1,807,134.48 and 406,155 is: 609,288.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,645.14 : 1,807,134.48 = 406,155 : x
  2. Step 2: Convert to fraction form
    1,204,645.14/1,807,134.48 = 406,155/x
  3. Step 3: Cross multiply
    1,204,645.14x = 1,807,134.48 × 406,155
  4. Step 4: Simplify right side
    1,204,645.14x = 733,976,704,724.40
  5. Step 5: Solve for x
    x = 733,976,704,724.40/1,204,645.14
  6. Step 6: Final answer
    x = 609,288.73

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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.