Home / 2,068,972.32-3,104,885.64-721,146.24

Finding the Fourth Proportional to 2,068,972.32, 3,104,885.64 and 721,146.24

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Solution

The fourth proportional to 2,068,972.32, 3,104,885.64 and 721,146.24 is: 1,082,216.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068,972.32 : 3,104,885.64 = 721,146.24 : x
  2. Step 2: Convert to fraction form
    2,068,972.32/3,104,885.64 = 721,146.24/x
  3. Step 3: Cross multiply
    2,068,972.32x = 3,104,885.64 × 721,146.24
  4. Step 4: Simplify right side
    2,068,972.32x = 2,239,076,604,915.99
  5. Step 5: Solve for x
    x = 2,239,076,604,915.99/2,068,972.32
  6. Step 6: Final answer
    x = 1,082,216.80

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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.