Home / 3,454,645.39-4,767,384-1,905,972.33

Finding the Fourth Proportional to 3,454,645.39, 4,767,384 and 1,905,972.33

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Solution

The fourth proportional to 3,454,645.39, 4,767,384 and 1,905,972.33 is: 2,630,227.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454,645.39 : 4,767,384 = 1,905,972.33 : x
  2. Step 2: Convert to fraction form
    3,454,645.39/4,767,384 = 1,905,972.33/x
  3. Step 3: Cross multiply
    3,454,645.39x = 4,767,384 × 1,905,972.33
  4. Step 4: Simplify right side
    3,454,645.39x = 9,086,501,990,484.72
  5. Step 5: Solve for x
    x = 9,086,501,990,484.72/3,454,645.39
  6. Step 6: Final answer
    x = 2,630,227.12

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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.