Home / 3,830,731.84-5,286,888.48-2,199,649.60

Finding the Fourth Proportional to 3,830,731.84, 5,286,888.48 and 2,199,649.60

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Solution

The fourth proportional to 3,830,731.84, 5,286,888.48 and 2,199,649.60 is: 3,035,791.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830,731.84 : 5,286,888.48 = 2,199,649.60 : x
  2. Step 2: Convert to fraction form
    3,830,731.84/5,286,888.48 = 2,199,649.60/x
  3. Step 3: Cross multiply
    3,830,731.84x = 5,286,888.48 × 2,199,649.60
  4. Step 4: Simplify right side
    3,830,731.84x = 11,629,302,130,276.61
  5. Step 5: Solve for x
    x = 11,629,302,130,276.61/3,830,731.84
  6. Step 6: Final answer
    x = 3,035,791.23

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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.