Home / 3,495,715.32-4,824,178.38-1,967,878.20

Finding the Fourth Proportional to 3,495,715.32, 4,824,178.38 and 1,967,878.20

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Solution

The fourth proportional to 3,495,715.32, 4,824,178.38 and 1,967,878.20 is: 2,715,723.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,495,715.32 : 4,824,178.38 = 1,967,878.20 : x
  2. Step 2: Convert to fraction form
    3,495,715.32/4,824,178.38 = 1,967,878.20/x
  3. Step 3: Cross multiply
    3,495,715.32x = 4,824,178.38 × 1,967,878.20
  4. Step 4: Simplify right side
    3,495,715.32x = 9,493,395,466,913.32
  5. Step 5: Solve for x
    x = 9,493,395,466,913.32/3,495,715.32
  6. Step 6: Final answer
    x = 2,715,723.28

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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.