Home / 1,651,676.76-2,278,845.32-963,378.64

Finding the Fourth Proportional to 1,651,676.76, 2,278,845.32 and 963,378.64

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Solution

The fourth proportional to 1,651,676.76, 2,278,845.32 and 963,378.64 is: 1,329,189.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,651,676.76 : 2,278,845.32 = 963,378.64 : x
  2. Step 2: Convert to fraction form
    1,651,676.76/2,278,845.32 = 963,378.64/x
  3. Step 3: Cross multiply
    1,651,676.76x = 2,278,845.32 × 963,378.64
  4. Step 4: Simplify right side
    1,651,676.76x = 2,195,390,905,151.96
  5. Step 5: Solve for x
    x = 2,195,390,905,151.96/1,651,676.76
  6. Step 6: Final answer
    x = 1,329,189.20

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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.