Home / 991,110.38-1,367,616.29-583,122.49

Finding the Fourth Proportional to 991,110.38, 1,367,616.29 and 583,122.49

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Solution

The fourth proportional to 991,110.38, 1,367,616.29 and 583,122.49 is: 804,640.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    991,110.38 : 1,367,616.29 = 583,122.49 : x
  2. Step 2: Convert to fraction form
    991,110.38/1,367,616.29 = 583,122.49/x
  3. Step 3: Cross multiply
    991,110.38x = 1,367,616.29 × 583,122.49
  4. Step 4: Simplify right side
    991,110.38x = 797,487,810,054.71
  5. Step 5: Solve for x
    x = 797,487,810,054.71/991,110.38
  6. Step 6: Final answer
    x = 804,640.76

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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.