Home / 3,128,676.76-4,693,522.74-969,197.32

Finding the Fourth Proportional to 3,128,676.76, 4,693,522.74 and 969,197.32

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Solution

The fourth proportional to 3,128,676.76, 4,693,522.74 and 969,197.32 is: 1,453,953.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,128,676.76 : 4,693,522.74 = 969,197.32 : x
  2. Step 2: Convert to fraction form
    3,128,676.76/4,693,522.74 = 969,197.32/x
  3. Step 3: Cross multiply
    3,128,676.76x = 4,693,522.74 × 969,197.32
  4. Step 4: Simplify right side
    3,128,676.76x = 4,548,949,660,967.06
  5. Step 5: Solve for x
    x = 4,548,949,660,967.06/3,128,676.76
  6. Step 6: Final answer
    x = 1,453,953.22

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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.