Home / 2,986,230.90-4,120,821.09-1,696,892.34

Finding the Fourth Proportional to 2,986,230.90, 4,120,821.09 and 1,696,892.34

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Solution

The fourth proportional to 2,986,230.90, 4,120,821.09 and 1,696,892.34 is: 2,341,610.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986,230.90 : 4,120,821.09 = 1,696,892.34 : x
  2. Step 2: Convert to fraction form
    2,986,230.90/4,120,821.09 = 1,696,892.34/x
  3. Step 3: Cross multiply
    2,986,230.90x = 4,120,821.09 × 1,696,892.34
  4. Step 4: Simplify right side
    2,986,230.90x = 6,992,589,742,131.45
  5. Step 5: Solve for x
    x = 6,992,589,742,131.45/2,986,230.90
  6. Step 6: Final answer
    x = 2,341,610.54

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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.