Home / 3,115,234.37-4,299,079.43-1,827,003.89

Finding the Fourth Proportional to 3,115,234.37, 4,299,079.43 and 1,827,003.89

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Solution

The fourth proportional to 3,115,234.37, 4,299,079.43 and 1,827,003.89 is: 2,521,298.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115,234.37 : 4,299,079.43 = 1,827,003.89 : x
  2. Step 2: Convert to fraction form
    3,115,234.37/4,299,079.43 = 1,827,003.89/x
  3. Step 3: Cross multiply
    3,115,234.37x = 4,299,079.43 × 1,827,003.89
  4. Step 4: Simplify right side
    3,115,234.37x = 7,854,434,843,641.66
  5. Step 5: Solve for x
    x = 7,854,434,843,641.66/3,115,234.37
  6. Step 6: Final answer
    x = 2,521,298.21

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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.