Home / 1,219,059.61-1,682,228.35-675,162.97

Finding the Fourth Proportional to 1,219,059.61, 1,682,228.35 and 675,162.97

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Solution

The fourth proportional to 1,219,059.61, 1,682,228.35 and 675,162.97 is: 931,683.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,059.61 : 1,682,228.35 = 675,162.97 : x
  2. Step 2: Convert to fraction form
    1,219,059.61/1,682,228.35 = 675,162.97/x
  3. Step 3: Cross multiply
    1,219,059.61x = 1,682,228.35 × 675,162.97
  4. Step 4: Simplify right side
    1,219,059.61x = 1,135,778,289,004.20
  5. Step 5: Solve for x
    x = 1,135,778,289,004.20/1,219,059.61
  6. Step 6: Final answer
    x = 931,683.96

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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.