Home / 4,171,078.48-6,254,331.85-1,291,645.89

Finding the Fourth Proportional to 4,171,078.48, 6,254,331.85 and 1,291,645.89

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Solution

The fourth proportional to 4,171,078.48, 6,254,331.85 and 1,291,645.89 is: 1,936,760.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,171,078.48 : 6,254,331.85 = 1,291,645.89 : x
  2. Step 2: Convert to fraction form
    4,171,078.48/6,254,331.85 = 1,291,645.89/x
  3. Step 3: Cross multiply
    4,171,078.48x = 6,254,331.85 × 1,291,645.89
  4. Step 4: Simplify right side
    4,171,078.48x = 8,078,382,022,290.37
  5. Step 5: Solve for x
    x = 8,078,382,022,290.37/4,171,078.48
  6. Step 6: Final answer
    x = 1,936,760.98

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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.