Home / 3,111,587-4,667,380.50-747,683

Finding the Fourth Proportional to 3,111,587, 4,667,380.50 and 747,683

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Solution

The fourth proportional to 3,111,587, 4,667,380.50 and 747,683 is: 1,121,524.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,111,587 : 4,667,380.50 = 747,683 : x
  2. Step 2: Convert to fraction form
    3,111,587/4,667,380.50 = 747,683/x
  3. Step 3: Cross multiply
    3,111,587x = 4,667,380.50 × 747,683
  4. Step 4: Simplify right side
    3,111,587x = 3,489,721,054,381.50
  5. Step 5: Solve for x
    x = 3,489,721,054,381.50/3,111,587
  6. Step 6: Final answer
    x = 1,121,524.50

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.