Home / 1,216,766.33-1,825,191.89-418,042.07

Finding the Fourth Proportional to 1,216,766.33, 1,825,191.89 and 418,042.07

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Solution

The fourth proportional to 1,216,766.33, 1,825,191.89 and 418,042.07 is: 627,077.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,766.33 : 1,825,191.89 = 418,042.07 : x
  2. Step 2: Convert to fraction form
    1,216,766.33/1,825,191.89 = 418,042.07/x
  3. Step 3: Cross multiply
    1,216,766.33x = 1,825,191.89 × 418,042.07
  4. Step 4: Simplify right side
    1,216,766.33x = 763,006,995,842.81
  5. Step 5: Solve for x
    x = 763,006,995,842.81/1,216,766.33
  6. Step 6: Final answer
    x = 627,077.67

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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.