Home / 2,121,874.32-3,182,812.51-701,930.39

Finding the Fourth Proportional to 2,121,874.32, 3,182,812.51 and 701,930.39

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Solution

The fourth proportional to 2,121,874.32, 3,182,812.51 and 701,930.39 is: 1,052,895.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,874.32 : 3,182,812.51 = 701,930.39 : x
  2. Step 2: Convert to fraction form
    2,121,874.32/3,182,812.51 = 701,930.39/x
  3. Step 3: Cross multiply
    2,121,874.32x = 3,182,812.51 × 701,930.39
  4. Step 4: Simplify right side
    2,121,874.32x = 2,234,112,826,441.18
  5. Step 5: Solve for x
    x = 2,234,112,826,441.18/2,121,874.32
  6. Step 6: Final answer
    x = 1,052,895.93

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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.