Home / 991,109.13-1,367,614.56-583,121.24

Finding the Fourth Proportional to 991,109.13, 1,367,614.56 and 583,121.24

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Solution

The fourth proportional to 991,109.13, 1,367,614.56 and 583,121.24 is: 804,639.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    991,109.13 : 1,367,614.56 = 583,121.24 : x
  2. Step 2: Convert to fraction form
    991,109.13/1,367,614.56 = 583,121.24/x
  3. Step 3: Cross multiply
    991,109.13x = 1,367,614.56 × 583,121.24
  4. Step 4: Simplify right side
    991,109.13x = 797,485,098,069.25
  5. Step 5: Solve for x
    x = 797,485,098,069.25/991,109.13
  6. Step 6: Final answer
    x = 804,639.04

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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.