Home / 1,160,107.11-1,600,958.73-650,820.42

Finding the Fourth Proportional to 1,160,107.11, 1,600,958.73 and 650,820.42

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Solution

The fourth proportional to 1,160,107.11, 1,600,958.73 and 650,820.42 is: 898,138.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,107.11 : 1,600,958.73 = 650,820.42 : x
  2. Step 2: Convert to fraction form
    1,160,107.11/1,600,958.73 = 650,820.42/x
  3. Step 3: Cross multiply
    1,160,107.11x = 1,600,958.73 × 650,820.42
  4. Step 4: Simplify right side
    1,160,107.11x = 1,041,936,633,061.27
  5. Step 5: Solve for x
    x = 1,041,936,633,061.27/1,160,107.11
  6. Step 6: Final answer
    x = 898,138.30

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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.