Home / 1,266,223.11-1,747,318.68-693,152.43

Finding the Fourth Proportional to 1,266,223.11, 1,747,318.68 and 693,152.43

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Solution

The fourth proportional to 1,266,223.11, 1,747,318.68 and 693,152.43 is: 956,512.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,223.11 : 1,747,318.68 = 693,152.43 : x
  2. Step 2: Convert to fraction form
    1,266,223.11/1,747,318.68 = 693,152.43/x
  3. Step 3: Cross multiply
    1,266,223.11x = 1,747,318.68 × 693,152.43
  4. Step 4: Simplify right side
    1,266,223.11x = 1,211,158,189,026.39
  5. Step 5: Solve for x
    x = 1,211,158,189,026.39/1,266,223.11
  6. Step 6: Final answer
    x = 956,512.47

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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.