Home / 1,867,020.34-2,801,028.87-669,063.75

Finding the Fourth Proportional to 1,867,020.34, 2,801,028.87 and 669,063.75

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Solution

The fourth proportional to 1,867,020.34, 2,801,028.87 and 669,063.75 is: 1,003,774.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867,020.34 : 2,801,028.87 = 669,063.75 : x
  2. Step 2: Convert to fraction form
    1,867,020.34/2,801,028.87 = 669,063.75/x
  3. Step 3: Cross multiply
    1,867,020.34x = 2,801,028.87 × 669,063.75
  4. Step 4: Simplify right side
    1,867,020.34x = 1,874,066,888,253.05
  5. Step 5: Solve for x
    x = 1,874,066,888,253.05/1,867,020.34
  6. Step 6: Final answer
    x = 1,003,774.22

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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.