Home / 2,257,065.42-3,385,558.92-909,193.56

Finding the Fourth Proportional to 2,257,065.42, 3,385,558.92 and 909,193.56

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Solution

The fourth proportional to 2,257,065.42, 3,385,558.92 and 909,193.56 is: 1,363,774.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,257,065.42 : 3,385,558.92 = 909,193.56 : x
  2. Step 2: Convert to fraction form
    2,257,065.42/3,385,558.92 = 909,193.56/x
  3. Step 3: Cross multiply
    2,257,065.42x = 3,385,558.92 × 909,193.56
  4. Step 4: Simplify right side
    2,257,065.42x = 3,078,128,357,778.19
  5. Step 5: Solve for x
    x = 3,078,128,357,778.19/2,257,065.42
  6. Step 6: Final answer
    x = 1,363,774.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.