Home / 3,938,278.96-5,919,749.52-2,599,047.64

Finding the Fourth Proportional to 3,938,278.96, 5,919,749.52 and 2,599,047.64

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Solution

The fourth proportional to 3,938,278.96, 5,919,749.52 and 2,599,047.64 is: 3,906,709.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,938,278.96 : 5,919,749.52 = 2,599,047.64 : x
  2. Step 2: Convert to fraction form
    3,938,278.96/5,919,749.52 = 2,599,047.64/x
  3. Step 3: Cross multiply
    3,938,278.96x = 5,919,749.52 × 2,599,047.64
  4. Step 4: Simplify right side
    3,938,278.96x = 15,385,711,019,347.13
  5. Step 5: Solve for x
    x = 15,385,711,019,347.13/3,938,278.96
  6. Step 6: Final answer
    x = 3,906,709.30

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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.