Home / 1,230,942.22-1,847,220.66-432,203.20

Finding the Fourth Proportional to 1,230,942.22, 1,847,220.66 and 432,203.20

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Solution

The fourth proportional to 1,230,942.22, 1,847,220.66 and 432,203.20 is: 648,588.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,942.22 : 1,847,220.66 = 432,203.20 : x
  2. Step 2: Convert to fraction form
    1,230,942.22/1,847,220.66 = 432,203.20/x
  3. Step 3: Cross multiply
    1,230,942.22x = 1,847,220.66 × 432,203.20
  4. Step 4: Simplify right side
    1,230,942.22x = 798,374,680,358.11
  5. Step 5: Solve for x
    x = 798,374,680,358.11/1,230,942.22
  6. Step 6: Final answer
    x = 648,588.27

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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.