Home / 1,885,806.52-2,824,207.30-1,085,405.64

Finding the Fourth Proportional to 1,885,806.52, 2,824,207.30 and 1,085,405.64

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Solution

The fourth proportional to 1,885,806.52, 2,824,207.30 and 1,085,405.64 is: 1,625,516.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,885,806.52 : 2,824,207.30 = 1,085,405.64 : x
  2. Step 2: Convert to fraction form
    1,885,806.52/2,824,207.30 = 1,085,405.64/x
  3. Step 3: Cross multiply
    1,885,806.52x = 2,824,207.30 × 1,085,405.64
  4. Step 4: Simplify right side
    1,885,806.52x = 3,065,410,531,949.17
  5. Step 5: Solve for x
    x = 3,065,410,531,949.17/1,885,806.52
  6. Step 6: Final answer
    x = 1,625,516.99

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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.