Home / 1,282,761.56-1,924,806.34-930,681.56

Finding the Fourth Proportional to 1,282,761.56, 1,924,806.34 and 930,681.56

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Solution

The fourth proportional to 1,282,761.56, 1,924,806.34 and 930,681.56 is: 1,396,504.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,761.56 : 1,924,806.34 = 930,681.56 : x
  2. Step 2: Convert to fraction form
    1,282,761.56/1,924,806.34 = 930,681.56/x
  3. Step 3: Cross multiply
    1,282,761.56x = 1,924,806.34 × 930,681.56
  4. Step 4: Simplify right side
    1,282,761.56x = 1,791,381,767,209.09
  5. Step 5: Solve for x
    x = 1,791,381,767,209.09/1,282,761.56
  6. Step 6: Final answer
    x = 1,396,504.09

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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.