Home / 1,755,476.07-2,632,466.42-689,770.56

Finding the Fourth Proportional to 1,755,476.07, 2,632,466.42 and 689,770.56

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Solution

The fourth proportional to 1,755,476.07, 2,632,466.42 and 689,770.56 is: 1,034,362.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,476.07 : 2,632,466.42 = 689,770.56 : x
  2. Step 2: Convert to fraction form
    1,755,476.07/2,632,466.42 = 689,770.56/x
  3. Step 3: Cross multiply
    1,755,476.07x = 2,632,466.42 × 689,770.56
  4. Step 4: Simplify right side
    1,755,476.07x = 1,815,797,833,255.74
  5. Step 5: Solve for x
    x = 1,815,797,833,255.74/1,755,476.07
  6. Step 6: Final answer
    x = 1,034,362.05

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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.