Home / 1,266,372.34-1,747,576.41-693,412.54

Finding the Fourth Proportional to 1,266,372.34, 1,747,576.41 and 693,412.54

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Solution

The fourth proportional to 1,266,372.34, 1,747,576.41 and 693,412.54 is: 956,899.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,372.34 : 1,747,576.41 = 693,412.54 : x
  2. Step 2: Convert to fraction form
    1,266,372.34/1,747,576.41 = 693,412.54/x
  3. Step 3: Cross multiply
    1,266,372.34x = 1,747,576.41 × 693,412.54
  4. Step 4: Simplify right side
    1,266,372.34x = 1,211,791,397,302.18
  5. Step 5: Solve for x
    x = 1,211,791,397,302.18/1,266,372.34
  6. Step 6: Final answer
    x = 956,899.77

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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.