Home / 3,719,171.92-5,575,683.48-1,413,187.76

Finding the Fourth Proportional to 3,719,171.92, 5,575,683.48 and 1,413,187.76

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Solution

The fourth proportional to 3,719,171.92, 5,575,683.48 and 1,413,187.76 is: 2,118,613.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719,171.92 : 5,575,683.48 = 1,413,187.76 : x
  2. Step 2: Convert to fraction form
    3,719,171.92/5,575,683.48 = 1,413,187.76/x
  3. Step 3: Cross multiply
    3,719,171.92x = 5,575,683.48 × 1,413,187.76
  4. Step 4: Simplify right side
    3,719,171.92x = 7,879,487,647,570.21
  5. Step 5: Solve for x
    x = 7,879,487,647,570.21/3,719,171.92
  6. Step 6: Final answer
    x = 2,118,613.45

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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.