Home / 3,163,432.32-4,745,131.20-767,272.32

Finding the Fourth Proportional to 3,163,432.32, 4,745,131.20 and 767,272.32

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Solution

The fourth proportional to 3,163,432.32, 4,745,131.20 and 767,272.32 is: 1,150,904.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,163,432.32 : 4,745,131.20 = 767,272.32 : x
  2. Step 2: Convert to fraction form
    3,163,432.32/4,745,131.20 = 767,272.32/x
  3. Step 3: Cross multiply
    3,163,432.32x = 4,745,131.20 × 767,272.32
  4. Step 4: Simplify right side
    3,163,432.32x = 3,640,807,824,528.38
  5. Step 5: Solve for x
    x = 3,640,807,824,528.38/3,163,432.32
  6. Step 6: Final answer
    x = 1,150,904.29

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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.