Home / 1,317,231.90-1,817,815.50-744,258.96

Finding the Fourth Proportional to 1,317,231.90, 1,817,815.50 and 744,258.96

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Solution

The fourth proportional to 1,317,231.90, 1,817,815.50 and 744,258.96 is: 1,027,097.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,231.90 : 1,817,815.50 = 744,258.96 : x
  2. Step 2: Convert to fraction form
    1,317,231.90/1,817,815.50 = 744,258.96/x
  3. Step 3: Cross multiply
    1,317,231.90x = 1,817,815.50 × 744,258.96
  4. Step 4: Simplify right side
    1,317,231.90x = 1,352,925,473,501.88
  5. Step 5: Solve for x
    x = 1,352,925,473,501.88/1,317,231.90
  6. Step 6: Final answer
    x = 1,027,097.41

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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.