Home / 3,437,786.43-4,743,867.58-1,987,575.34

Finding the Fourth Proportional to 3,437,786.43, 4,743,867.58 and 1,987,575.34

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Solution

The fourth proportional to 3,437,786.43, 4,743,867.58 and 1,987,575.34 is: 2,742,693.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,437,786.43 : 4,743,867.58 = 1,987,575.34 : x
  2. Step 2: Convert to fraction form
    3,437,786.43/4,743,867.58 = 1,987,575.34/x
  3. Step 3: Cross multiply
    3,437,786.43x = 4,743,867.58 × 1,987,575.34
  4. Step 4: Simplify right side
    3,437,786.43x = 9,428,794,184,576.26
  5. Step 5: Solve for x
    x = 9,428,794,184,576.26/3,437,786.43
  6. Step 6: Final answer
    x = 2,742,693.41

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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.