Home / 2,815,457.52-3,886,838.88-2,202,307.56

Finding the Fourth Proportional to 2,815,457.52, 3,886,838.88 and 2,202,307.56

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Solution

The fourth proportional to 2,815,457.52, 3,886,838.88 and 2,202,307.56 is: 3,040,363.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,815,457.52 : 3,886,838.88 = 2,202,307.56 : x
  2. Step 2: Convert to fraction form
    2,815,457.52/3,886,838.88 = 2,202,307.56/x
  3. Step 3: Cross multiply
    2,815,457.52x = 3,886,838.88 × 2,202,307.56
  4. Step 4: Simplify right side
    2,815,457.52x = 8,560,014,649,925.93
  5. Step 5: Solve for x
    x = 8,560,014,649,925.93/2,815,457.52
  6. Step 6: Final answer
    x = 3,040,363.63

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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.