Home / 3,869,001.21-5,329,993.65-2,705,270.03

Finding the Fourth Proportional to 3,869,001.21, 5,329,993.65 and 2,705,270.03

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Solution

The fourth proportional to 3,869,001.21, 5,329,993.65 and 2,705,270.03 is: 3,726,820.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,869,001.21 : 5,329,993.65 = 2,705,270.03 : x
  2. Step 2: Convert to fraction form
    3,869,001.21/5,329,993.65 = 2,705,270.03/x
  3. Step 3: Cross multiply
    3,869,001.21x = 5,329,993.65 × 2,705,270.03
  4. Step 4: Simplify right side
    3,869,001.21x = 14,419,072,054,785.34
  5. Step 5: Solve for x
    x = 14,419,072,054,785.34/3,869,001.21
  6. Step 6: Final answer
    x = 3,726,820.25

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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.