Home / 3,018,828.60-4,531,742.10-1,822,102.20

Finding the Fourth Proportional to 3,018,828.60, 4,531,742.10 and 1,822,102.20

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Solution

The fourth proportional to 3,018,828.60, 4,531,742.10 and 1,822,102.20 is: 2,735,265.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018,828.60 : 4,531,742.10 = 1,822,102.20 : x
  2. Step 2: Convert to fraction form
    3,018,828.60/4,531,742.10 = 1,822,102.20/x
  3. Step 3: Cross multiply
    3,018,828.60x = 4,531,742.10 × 1,822,102.20
  4. Step 4: Simplify right side
    3,018,828.60x = 8,257,297,250,242.62
  5. Step 5: Solve for x
    x = 8,257,297,250,242.62/3,018,828.60
  6. Step 6: Final answer
    x = 2,735,265.34

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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.