Home / 3,413,908.60-5,121,625.68-1,284,011.20

Finding the Fourth Proportional to 3,413,908.60, 5,121,625.68 and 1,284,011.20

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Solution

The fourth proportional to 3,413,908.60, 5,121,625.68 and 1,284,011.20 is: 1,926,303.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,413,908.60 : 5,121,625.68 = 1,284,011.20 : x
  2. Step 2: Convert to fraction form
    3,413,908.60/5,121,625.68 = 1,284,011.20/x
  3. Step 3: Cross multiply
    3,413,908.60x = 5,121,625.68 × 1,284,011.20
  4. Step 4: Simplify right side
    3,413,908.60x = 6,576,224,735,327.62
  5. Step 5: Solve for x
    x = 6,576,224,735,327.62/3,413,908.60
  6. Step 6: Final answer
    x = 1,926,303.69

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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.