Home / 3,705,164.12-5,113,126.47-2,009,420.12

Finding the Fourth Proportional to 3,705,164.12, 5,113,126.47 and 2,009,420.12

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Solution

The fourth proportional to 3,705,164.12, 5,113,126.47 and 2,009,420.12 is: 2,772,999.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,705,164.12 : 5,113,126.47 = 2,009,420.12 : x
  2. Step 2: Convert to fraction form
    3,705,164.12/5,113,126.47 = 2,009,420.12/x
  3. Step 3: Cross multiply
    3,705,164.12x = 5,113,126.47 × 2,009,420.12
  4. Step 4: Simplify right side
    3,705,164.12x = 10,274,419,179,356.94
  5. Step 5: Solve for x
    x = 10,274,419,179,356.94/3,705,164.12
  6. Step 6: Final answer
    x = 2,772,999.75

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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.