Home / 4,291,999.80-6,438,863.70-1,259,359.80

Finding the Fourth Proportional to 4,291,999.80, 6,438,863.70 and 1,259,359.80

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Solution

The fourth proportional to 4,291,999.80, 6,438,863.70 and 1,259,359.80 is: 1,889,293.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,291,999.80 : 6,438,863.70 = 1,259,359.80 : x
  2. Step 2: Convert to fraction form
    4,291,999.80/6,438,863.70 = 1,259,359.80/x
  3. Step 3: Cross multiply
    4,291,999.80x = 6,438,863.70 × 1,259,359.80
  4. Step 4: Simplify right side
    4,291,999.80x = 8,108,846,101,459.26
  5. Step 5: Solve for x
    x = 8,108,846,101,459.26/4,291,999.80
  6. Step 6: Final answer
    x = 1,889,293.22

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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.