Home / 1,932,005.76-2,894,238.72-1,265,136

Finding the Fourth Proportional to 1,932,005.76, 2,894,238.72 and 1,265,136

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Solution

The fourth proportional to 1,932,005.76, 2,894,238.72 and 1,265,136 is: 1,895,235.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932,005.76 : 2,894,238.72 = 1,265,136 : x
  2. Step 2: Convert to fraction form
    1,932,005.76/2,894,238.72 = 1,265,136/x
  3. Step 3: Cross multiply
    1,932,005.76x = 2,894,238.72 × 1,265,136
  4. Step 4: Simplify right side
    1,932,005.76x = 3,661,605,597,265.92
  5. Step 5: Solve for x
    x = 3,661,605,597,265.92/1,932,005.76
  6. Step 6: Final answer
    x = 1,895,235.34

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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.