Home / 843,689.42-1,164,834.78-752,889.26

Finding the Fourth Proportional to 843,689.42, 1,164,834.78 and 752,889.26

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Solution

The fourth proportional to 843,689.42, 1,164,834.78 and 752,889.26 is: 1,039,472.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,689.42 : 1,164,834.78 = 752,889.26 : x
  2. Step 2: Convert to fraction form
    843,689.42/1,164,834.78 = 752,889.26/x
  3. Step 3: Cross multiply
    843,689.42x = 1,164,834.78 × 752,889.26
  4. Step 4: Simplify right side
    843,689.42x = 876,991,595,536.46
  5. Step 5: Solve for x
    x = 876,991,595,536.46/843,689.42
  6. Step 6: Final answer
    x = 1,039,472.08

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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.