Home / 3,649,837.18-5,036,808.20-2,018,355.22

Finding the Fourth Proportional to 3,649,837.18, 5,036,808.20 and 2,018,355.22

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Solution

The fourth proportional to 3,649,837.18, 5,036,808.20 and 2,018,355.22 is: 2,785,348.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,649,837.18 : 5,036,808.20 = 2,018,355.22 : x
  2. Step 2: Convert to fraction form
    3,649,837.18/5,036,808.20 = 2,018,355.22/x
  3. Step 3: Cross multiply
    3,649,837.18x = 5,036,808.20 × 2,018,355.22
  4. Step 4: Simplify right side
    3,649,837.18x = 10,166,068,122,608.80
  5. Step 5: Solve for x
    x = 10,166,068,122,608.80/3,649,837.18
  6. Step 6: Final answer
    x = 2,785,348.39

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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.