Home / 1,668,969.67-2,503,505.56-574,742.76

Finding the Fourth Proportional to 1,668,969.67, 2,503,505.56 and 574,742.76

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Solution

The fourth proportional to 1,668,969.67, 2,503,505.56 and 574,742.76 is: 862,131.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,969.67 : 2,503,505.56 = 574,742.76 : x
  2. Step 2: Convert to fraction form
    1,668,969.67/2,503,505.56 = 574,742.76/x
  3. Step 3: Cross multiply
    1,668,969.67x = 2,503,505.56 × 574,742.76
  4. Step 4: Simplify right side
    1,668,969.67x = 1,438,871,695,229.75
  5. Step 5: Solve for x
    x = 1,438,871,695,229.75/1,668,969.67
  6. Step 6: Final answer
    x = 862,131.72

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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.