Home / 1,109,174.13-1,530,660.30-599,876.51

Finding the Fourth Proportional to 1,109,174.13, 1,530,660.30 and 599,876.51

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Solution

The fourth proportional to 1,109,174.13, 1,530,660.30 and 599,876.51 is: 827,829.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,174.13 : 1,530,660.30 = 599,876.51 : x
  2. Step 2: Convert to fraction form
    1,109,174.13/1,530,660.30 = 599,876.51/x
  3. Step 3: Cross multiply
    1,109,174.13x = 1,530,660.30 × 599,876.51
  4. Step 4: Simplify right side
    1,109,174.13x = 918,207,148,106.87
  5. Step 5: Solve for x
    x = 918,207,148,106.87/1,109,174.13
  6. Step 6: Final answer
    x = 827,829.57

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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.