Home / 3,985,018.30-5,497,661.19-2,608,698.70

Finding the Fourth Proportional to 3,985,018.30, 5,497,661.19 and 2,608,698.70

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Solution

The fourth proportional to 3,985,018.30, 5,497,661.19 and 2,608,698.70 is: 3,598,914.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,985,018.30 : 5,497,661.19 = 2,608,698.70 : x
  2. Step 2: Convert to fraction form
    3,985,018.30/5,497,661.19 = 2,608,698.70/x
  3. Step 3: Cross multiply
    3,985,018.30x = 5,497,661.19 × 2,608,698.70
  4. Step 4: Simplify right side
    3,985,018.30x = 14,341,741,599,393.46
  5. Step 5: Solve for x
    x = 14,341,741,599,393.46/3,985,018.30
  6. Step 6: Final answer
    x = 3,598,914.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.