Home / 1,174,512.92-1,620,962.29-658,406.21

Finding the Fourth Proportional to 1,174,512.92, 1,620,962.29 and 658,406.21

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Solution

The fourth proportional to 1,174,512.92, 1,620,962.29 and 658,406.21 is: 908,675.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,512.92 : 1,620,962.29 = 658,406.21 : x
  2. Step 2: Convert to fraction form
    1,174,512.92/1,620,962.29 = 658,406.21/x
  3. Step 3: Cross multiply
    1,174,512.92x = 1,620,962.29 × 658,406.21
  4. Step 4: Simplify right side
    1,174,512.92x = 1,067,251,636,708.63
  5. Step 5: Solve for x
    x = 1,067,251,636,708.63/1,174,512.92
  6. Step 6: Final answer
    x = 908,675.94

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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.