Home / 1,620,071.18-2,235,654.92-894,903.29

Finding the Fourth Proportional to 1,620,071.18, 2,235,654.92 and 894,903.29

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Solution

The fourth proportional to 1,620,071.18, 2,235,654.92 and 894,903.29 is: 1,234,942.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,071.18 : 2,235,654.92 = 894,903.29 : x
  2. Step 2: Convert to fraction form
    1,620,071.18/2,235,654.92 = 894,903.29/x
  3. Step 3: Cross multiply
    1,620,071.18x = 2,235,654.92 × 894,903.29
  4. Step 4: Simplify right side
    1,620,071.18x = 2,000,694,950,197.10
  5. Step 5: Solve for x
    x = 2,000,694,950,197.10/1,620,071.18
  6. Step 6: Final answer
    x = 1,234,942.62

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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.