Home / 1,204,388.10-1,806,580.22-664,618.28

Finding the Fourth Proportional to 1,204,388.10, 1,806,580.22 and 664,618.28

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Solution

The fourth proportional to 1,204,388.10, 1,806,580.22 and 664,618.28 is: 996,926.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,388.10 : 1,806,580.22 = 664,618.28 : x
  2. Step 2: Convert to fraction form
    1,204,388.10/1,806,580.22 = 664,618.28/x
  3. Step 3: Cross multiply
    1,204,388.10x = 1,806,580.22 × 664,618.28
  4. Step 4: Simplify right side
    1,204,388.10x = 1,200,686,238,498.42
  5. Step 5: Solve for x
    x = 1,200,686,238,498.42/1,204,388.10
  6. Step 6: Final answer
    x = 996,926.35

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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.