Home / 1,432,850.19-2,147,503.82-723,081.21

Finding the Fourth Proportional to 1,432,850.19, 2,147,503.82 and 723,081.21

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Solution

The fourth proportional to 1,432,850.19, 2,147,503.82 and 723,081.21 is: 1,083,727.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432,850.19 : 2,147,503.82 = 723,081.21 : x
  2. Step 2: Convert to fraction form
    1,432,850.19/2,147,503.82 = 723,081.21/x
  3. Step 3: Cross multiply
    1,432,850.19x = 2,147,503.82 × 723,081.21
  4. Step 4: Simplify right side
    1,432,850.19x = 1,552,819,657,029.82
  5. Step 5: Solve for x
    x = 1,552,819,657,029.82/1,432,850.19
  6. Step 6: Final answer
    x = 1,083,727.85

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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.