Home / 1,317,308.54-1,817,839.23-744,336.41

Finding the Fourth Proportional to 1,317,308.54, 1,817,839.23 and 744,336.41

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Solution

The fourth proportional to 1,317,308.54, 1,817,839.23 and 744,336.41 is: 1,027,157.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,308.54 : 1,817,839.23 = 744,336.41 : x
  2. Step 2: Convert to fraction form
    1,317,308.54/1,817,839.23 = 744,336.41/x
  3. Step 3: Cross multiply
    1,317,308.54x = 1,817,839.23 × 744,336.41
  4. Step 4: Simplify right side
    1,317,308.54x = 1,353,083,926,415.36
  5. Step 5: Solve for x
    x = 1,353,083,926,415.36/1,317,308.54
  6. Step 6: Final answer
    x = 1,027,157.94

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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.