Home / 2,381,147.94-3,285,981.66-1,293,420.38

Finding the Fourth Proportional to 2,381,147.94, 3,285,981.66 and 1,293,420.38

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Solution

The fourth proportional to 2,381,147.94, 3,285,981.66 and 1,293,420.38 is: 1,784,918.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,381,147.94 : 3,285,981.66 = 1,293,420.38 : x
  2. Step 2: Convert to fraction form
    2,381,147.94/3,285,981.66 = 1,293,420.38/x
  3. Step 3: Cross multiply
    2,381,147.94x = 3,285,981.66 × 1,293,420.38
  4. Step 4: Simplify right side
    2,381,147.94x = 4,250,155,630,920.32
  5. Step 5: Solve for x
    x = 4,250,155,630,920.32/2,381,147.94
  6. Step 6: Final answer
    x = 1,784,918.76

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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.