Home / 1,315,742.14-1,815,044.07-832,587.54

Finding the Fourth Proportional to 1,315,742.14, 1,815,044.07 and 832,587.54

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Solution

The fourth proportional to 1,315,742.14, 1,815,044.07 and 832,587.54 is: 1,148,540.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,742.14 : 1,815,044.07 = 832,587.54 : x
  2. Step 2: Convert to fraction form
    1,315,742.14/1,815,044.07 = 832,587.54/x
  3. Step 3: Cross multiply
    1,315,742.14x = 1,815,044.07 × 832,587.54
  4. Step 4: Simplify right side
    1,315,742.14x = 1,511,183,077,232.89
  5. Step 5: Solve for x
    x = 1,511,183,077,232.89/1,315,742.14
  6. Step 6: Final answer
    x = 1,148,540.46

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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.