Home / 1,620,032.16-2,235,630.32-894,930.48

Finding the Fourth Proportional to 1,620,032.16, 2,235,630.32 and 894,930.48

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Solution

The fourth proportional to 1,620,032.16, 2,235,630.32 and 894,930.48 is: 1,234,996.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,032.16 : 2,235,630.32 = 894,930.48 : x
  2. Step 2: Convert to fraction form
    1,620,032.16/2,235,630.32 = 894,930.48/x
  3. Step 3: Cross multiply
    1,620,032.16x = 2,235,630.32 × 894,930.48
  4. Step 4: Simplify right side
    1,620,032.16x = 2,000,733,715,380.15
  5. Step 5: Solve for x
    x = 2,000,733,715,380.15/1,620,032.16
  6. Step 6: Final answer
    x = 1,234,996.29

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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.