Home / 3,644,971-5,467,419.02-2,106,987.80

Finding the Fourth Proportional to 3,644,971, 5,467,419.02 and 2,106,987.80

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Solution

The fourth proportional to 3,644,971, 5,467,419.02 and 2,106,987.80 is: 3,160,460.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,644,971 : 5,467,419.02 = 2,106,987.80 : x
  2. Step 2: Convert to fraction form
    3,644,971/5,467,419.02 = 2,106,987.80/x
  3. Step 3: Cross multiply
    3,644,971x = 5,467,419.02 × 2,106,987.80
  4. Step 4: Simplify right side
    3,644,971x = 11,519,785,172,627.95
  5. Step 5: Solve for x
    x = 11,519,785,172,627.95/3,644,971
  6. Step 6: Final answer
    x = 3,160,460.03

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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.