Home / 1,942,819.53-2,681,093.52-1,071,634.66

Finding the Fourth Proportional to 1,942,819.53, 2,681,093.52 and 1,071,634.66

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Solution

The fourth proportional to 1,942,819.53, 2,681,093.52 and 1,071,634.66 is: 1,478,857.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,819.53 : 2,681,093.52 = 1,071,634.66 : x
  2. Step 2: Convert to fraction form
    1,942,819.53/2,681,093.52 = 1,071,634.66/x
  3. Step 3: Cross multiply
    1,942,819.53x = 2,681,093.52 × 1,071,634.66
  4. Step 4: Simplify right side
    1,942,819.53x = 2,873,152,736,030.67
  5. Step 5: Solve for x
    x = 2,873,152,736,030.67/1,942,819.53
  6. Step 6: Final answer
    x = 1,478,857.25

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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.