Home / 2,113,489.44-3,170,750.54-674,173.10

Finding the Fourth Proportional to 2,113,489.44, 3,170,750.54 and 674,173.10

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Solution

The fourth proportional to 2,113,489.44, 3,170,750.54 and 674,173.10 is: 1,011,424.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,113,489.44 : 3,170,750.54 = 674,173.10 : x
  2. Step 2: Convert to fraction form
    2,113,489.44/3,170,750.54 = 674,173.10/x
  3. Step 3: Cross multiply
    2,113,489.44x = 3,170,750.54 × 674,173.10
  4. Step 4: Simplify right side
    2,113,489.44x = 2,137,634,730,490.78
  5. Step 5: Solve for x
    x = 2,137,634,730,490.78/2,113,489.44
  6. Step 6: Final answer
    x = 1,011,424.37

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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.