Home / 3,778,456.92-5,664,328.86-1,472,416.22

Finding the Fourth Proportional to 3,778,456.92, 5,664,328.86 and 1,472,416.22

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Solution

The fourth proportional to 3,778,456.92, 5,664,328.86 and 1,472,416.22 is: 2,207,316.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,778,456.92 : 5,664,328.86 = 1,472,416.22 : x
  2. Step 2: Convert to fraction form
    3,778,456.92/5,664,328.86 = 1,472,416.22/x
  3. Step 3: Cross multiply
    3,778,456.92x = 5,664,328.86 × 1,472,416.22
  4. Step 4: Simplify right side
    3,778,456.92x = 8,340,249,660,556.47
  5. Step 5: Solve for x
    x = 8,340,249,660,556.47/3,778,456.92
  6. Step 6: Final answer
    x = 2,207,316.33

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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.