Home / 1,515,108.96-2,090,894.84-826,825.23

Finding the Fourth Proportional to 1,515,108.96, 2,090,894.84 and 826,825.23

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Solution

The fourth proportional to 1,515,108.96, 2,090,894.84 and 826,825.23 is: 1,141,043.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,108.96 : 2,090,894.84 = 826,825.23 : x
  2. Step 2: Convert to fraction form
    1,515,108.96/2,090,894.84 = 826,825.23/x
  3. Step 3: Cross multiply
    1,515,108.96x = 2,090,894.84 × 826,825.23
  4. Step 4: Simplify right side
    1,515,108.96x = 1,728,804,602,854.69
  5. Step 5: Solve for x
    x = 1,728,804,602,854.69/1,515,108.96
  6. Step 6: Final answer
    x = 1,141,043.09

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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.