Home / 4,103,633.92-5,663,703.66-2,778,456.64

Finding the Fourth Proportional to 4,103,633.92, 5,663,703.66 and 2,778,456.64

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Solution

The fourth proportional to 4,103,633.92, 5,663,703.66 and 2,778,456.64 is: 3,834,736.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,103,633.92 : 5,663,703.66 = 2,778,456.64 : x
  2. Step 2: Convert to fraction form
    4,103,633.92/5,663,703.66 = 2,778,456.64/x
  3. Step 3: Cross multiply
    4,103,633.92x = 5,663,703.66 × 2,778,456.64
  4. Step 4: Simplify right side
    4,103,633.92x = 15,736,355,041,119.30
  5. Step 5: Solve for x
    x = 15,736,355,041,119.30/4,103,633.92
  6. Step 6: Final answer
    x = 3,834,736.56

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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.