Home / 4,215,837.60-6,320,212.56-3,415,133.52

Finding the Fourth Proportional to 4,215,837.60, 6,320,212.56 and 3,415,133.52

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Solution

The fourth proportional to 4,215,837.60, 6,320,212.56 and 3,415,133.52 is: 5,119,829.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215,837.60 : 6,320,212.56 = 3,415,133.52 : x
  2. Step 2: Convert to fraction form
    4,215,837.60/6,320,212.56 = 3,415,133.52/x
  3. Step 3: Cross multiply
    4,215,837.60x = 6,320,212.56 × 3,415,133.52
  4. Step 4: Simplify right side
    4,215,837.60x = 21,584,369,767,181.01
  5. Step 5: Solve for x
    x = 21,584,369,767,181.01/4,215,837.60
  6. Step 6: Final answer
    x = 5,119,829.51

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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.