Home / 886,727.36-1,223,774.17-542,790.58

Finding the Fourth Proportional to 886,727.36, 1,223,774.17 and 542,790.58

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Solution

The fourth proportional to 886,727.36, 1,223,774.17 and 542,790.58 is: 749,106.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,727.36 : 1,223,774.17 = 542,790.58 : x
  2. Step 2: Convert to fraction form
    886,727.36/1,223,774.17 = 542,790.58/x
  3. Step 3: Cross multiply
    886,727.36x = 1,223,774.17 × 542,790.58
  4. Step 4: Simplify right side
    886,727.36x = 664,253,091,523.32
  5. Step 5: Solve for x
    x = 664,253,091,523.32/886,727.36
  6. Step 6: Final answer
    x = 749,106.34

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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.