Home / 2,672,627.47-3,691,270.64-1,811,693.05

Finding the Fourth Proportional to 2,672,627.47, 3,691,270.64 and 1,811,693.05

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Solution

The fourth proportional to 2,672,627.47, 3,691,270.64 and 1,811,693.05 is: 2,502,200.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,672,627.47 : 3,691,270.64 = 1,811,693.05 : x
  2. Step 2: Convert to fraction form
    2,672,627.47/3,691,270.64 = 1,811,693.05/x
  3. Step 3: Cross multiply
    2,672,627.47x = 3,691,270.64 × 1,811,693.05
  4. Step 4: Simplify right side
    2,672,627.47x = 6,687,449,364,157.05
  5. Step 5: Solve for x
    x = 6,687,449,364,157.05/2,672,627.47
  6. Step 6: Final answer
    x = 2,502,200.34

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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.