Home / 2,987,837.03-4,122,280.40-1,764,575.48

Finding the Fourth Proportional to 2,987,837.03, 4,122,280.40 and 1,764,575.48

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Solution

The fourth proportional to 2,987,837.03, 4,122,280.40 and 1,764,575.48 is: 2,434,562.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,987,837.03 : 4,122,280.40 = 1,764,575.48 : x
  2. Step 2: Convert to fraction form
    2,987,837.03/4,122,280.40 = 1,764,575.48/x
  3. Step 3: Cross multiply
    2,987,837.03x = 4,122,280.40 × 1,764,575.48
  4. Step 4: Simplify right side
    2,987,837.03x = 7,274,074,926,933.15
  5. Step 5: Solve for x
    x = 7,274,074,926,933.15/2,987,837.03
  6. Step 6: Final answer
    x = 2,434,562.15

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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.