Home / 1,202,157.92-1,658,977.89-658,326.96

Finding the Fourth Proportional to 1,202,157.92, 1,658,977.89 and 658,326.96

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Solution

The fourth proportional to 1,202,157.92, 1,658,977.89 and 658,326.96 is: 908,491.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,157.92 : 1,658,977.89 = 658,326.96 : x
  2. Step 2: Convert to fraction form
    1,202,157.92/1,658,977.89 = 658,326.96/x
  3. Step 3: Cross multiply
    1,202,157.92x = 1,658,977.89 × 658,326.96
  4. Step 4: Simplify right side
    1,202,157.92x = 1,092,149,871,030.91
  5. Step 5: Solve for x
    x = 1,092,149,871,030.91/1,202,157.92
  6. Step 6: Final answer
    x = 908,491.19

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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.