Home / 3,778,800.22-5,214,555.84-2,146,992.04

Finding the Fourth Proportional to 3,778,800.22, 5,214,555.84 and 2,146,992.04

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Solution

The fourth proportional to 3,778,800.22, 5,214,555.84 and 2,146,992.04 is: 2,962,741.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,778,800.22 : 5,214,555.84 = 2,146,992.04 : x
  2. Step 2: Convert to fraction form
    3,778,800.22/5,214,555.84 = 2,146,992.04/x
  3. Step 3: Cross multiply
    3,778,800.22x = 5,214,555.84 × 2,146,992.04
  4. Step 4: Simplify right side
    3,778,800.22x = 11,195,609,880,615.51
  5. Step 5: Solve for x
    x = 11,195,609,880,615.51/3,778,800.22
  6. Step 6: Final answer
    x = 2,962,741.94

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Double scale
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1.5x scale

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.