Home / 1,173,217.44-1,619,040-636,673.44

Finding the Fourth Proportional to 1,173,217.44, 1,619,040 and 636,673.44

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Solution

The fourth proportional to 1,173,217.44, 1,619,040 and 636,673.44 is: 878,609.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,217.44 : 1,619,040 = 636,673.44 : x
  2. Step 2: Convert to fraction form
    1,173,217.44/1,619,040 = 636,673.44/x
  3. Step 3: Cross multiply
    1,173,217.44x = 1,619,040 × 636,673.44
  4. Step 4: Simplify right side
    1,173,217.44x = 1,030,799,766,297.60
  5. Step 5: Solve for x
    x = 1,030,799,766,297.60/1,173,217.44
  6. Step 6: Final answer
    x = 878,609.31

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1.5x scale

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.