Home / 1,811,947.55-2,500,284.44-1,086,824.75

Finding the Fourth Proportional to 1,811,947.55, 2,500,284.44 and 1,086,824.75

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Solution

The fourth proportional to 1,811,947.55, 2,500,284.44 and 1,086,824.75 is: 1,499,696.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,947.55 : 2,500,284.44 = 1,086,824.75 : x
  2. Step 2: Convert to fraction form
    1,811,947.55/2,500,284.44 = 1,086,824.75/x
  3. Step 3: Cross multiply
    1,811,947.55x = 2,500,284.44 × 1,086,824.75
  4. Step 4: Simplify right side
    1,811,947.55x = 2,717,370,993,496.34
  5. Step 5: Solve for x
    x = 2,717,370,993,496.34/1,811,947.55
  6. Step 6: Final answer
    x = 1,499,696.28

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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.