Home / 1,856,586.32-2,785,022.08-791,634

Finding the Fourth Proportional to 1,856,586.32, 2,785,022.08 and 791,634

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Solution

The fourth proportional to 1,856,586.32, 2,785,022.08 and 791,634 is: 1,187,511.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856,586.32 : 2,785,022.08 = 791,634 : x
  2. Step 2: Convert to fraction form
    1,856,586.32/2,785,022.08 = 791,634/x
  3. Step 3: Cross multiply
    1,856,586.32x = 2,785,022.08 × 791,634
  4. Step 4: Simplify right side
    1,856,586.32x = 2,204,718,169,278.72
  5. Step 5: Solve for x
    x = 2,204,718,169,278.72/1,856,586.32
  6. Step 6: Final answer
    x = 1,187,511.80

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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.