Home / 3,049,320.17-4,208,193.78-1,825,388.86

Finding the Fourth Proportional to 3,049,320.17, 4,208,193.78 and 1,825,388.86

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Solution

The fourth proportional to 3,049,320.17, 4,208,193.78 and 1,825,388.86 is: 2,519,115.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049,320.17 : 4,208,193.78 = 1,825,388.86 : x
  2. Step 2: Convert to fraction form
    3,049,320.17/4,208,193.78 = 1,825,388.86/x
  3. Step 3: Cross multiply
    3,049,320.17x = 4,208,193.78 × 1,825,388.86
  4. Step 4: Simplify right side
    3,049,320.17x = 7,681,590,036,212.81
  5. Step 5: Solve for x
    x = 7,681,590,036,212.81/3,049,320.17
  6. Step 6: Final answer
    x = 2,519,115.61

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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.