Home / 2,992,856.62-4,489,284.98-718,381.01

Finding the Fourth Proportional to 2,992,856.62, 4,489,284.98 and 718,381.01

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Solution

The fourth proportional to 2,992,856.62, 4,489,284.98 and 718,381.01 is: 1,077,571.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992,856.62 : 4,489,284.98 = 718,381.01 : x
  2. Step 2: Convert to fraction form
    2,992,856.62/4,489,284.98 = 718,381.01/x
  3. Step 3: Cross multiply
    2,992,856.62x = 4,489,284.98 × 718,381.01
  4. Step 4: Simplify right side
    2,992,856.62x = 3,225,017,074,518.33
  5. Step 5: Solve for x
    x = 3,225,017,074,518.33/2,992,856.62
  6. Step 6: Final answer
    x = 1,077,571.53

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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.