Home / 3,782,181.64-5,218,696.82-2,254,430.92

Finding the Fourth Proportional to 3,782,181.64, 5,218,696.82 and 2,254,430.92

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Solution

The fourth proportional to 3,782,181.64, 5,218,696.82 and 2,254,430.92 is: 3,110,689.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,782,181.64 : 5,218,696.82 = 2,254,430.92 : x
  2. Step 2: Convert to fraction form
    3,782,181.64/5,218,696.82 = 2,254,430.92/x
  3. Step 3: Cross multiply
    3,782,181.64x = 5,218,696.82 × 2,254,430.92
  4. Step 4: Simplify right side
    3,782,181.64x = 11,765,191,473,113.67
  5. Step 5: Solve for x
    x = 11,765,191,473,113.67/3,782,181.64
  6. Step 6: Final answer
    x = 3,110,689.17

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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.