Home / 1,639,722.56-2,262,820.23-914,617.25

Finding the Fourth Proportional to 1,639,722.56, 2,262,820.23 and 914,617.25

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Solution

The fourth proportional to 1,639,722.56, 2,262,820.23 and 914,617.25 is: 1,262,173.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,722.56 : 2,262,820.23 = 914,617.25 : x
  2. Step 2: Convert to fraction form
    1,639,722.56/2,262,820.23 = 914,617.25/x
  3. Step 3: Cross multiply
    1,639,722.56x = 2,262,820.23 × 914,617.25
  4. Step 4: Simplify right side
    1,639,722.56x = 2,069,614,404,692.87
  5. Step 5: Solve for x
    x = 2,069,614,404,692.87/1,639,722.56
  6. Step 6: Final answer
    x = 1,262,173.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.