Home / 1,174,513.92-1,620,963.67-658,407.21

Finding the Fourth Proportional to 1,174,513.92, 1,620,963.67 and 658,407.21

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Solution

The fourth proportional to 1,174,513.92, 1,620,963.67 and 658,407.21 is: 908,677.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,513.92 : 1,620,963.67 = 658,407.21 : x
  2. Step 2: Convert to fraction form
    1,174,513.92/1,620,963.67 = 658,407.21/x
  3. Step 3: Cross multiply
    1,174,513.92x = 1,620,963.67 × 658,407.21
  4. Step 4: Simplify right side
    1,174,513.92x = 1,067,254,167,476.06
  5. Step 5: Solve for x
    x = 1,067,254,167,476.06/1,174,513.92
  6. Step 6: Final answer
    x = 908,677.33

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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.