Home / 1,679,132.88-2,518,874.64-719,684.64

Finding the Fourth Proportional to 1,679,132.88, 2,518,874.64 and 719,684.64

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Solution

The fourth proportional to 1,679,132.88, 2,518,874.64 and 719,684.64 is: 1,079,602.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,132.88 : 2,518,874.64 = 719,684.64 : x
  2. Step 2: Convert to fraction form
    1,679,132.88/2,518,874.64 = 719,684.64/x
  3. Step 3: Cross multiply
    1,679,132.88x = 2,518,874.64 × 719,684.64
  4. Step 4: Simplify right side
    1,679,132.88x = 1,812,795,388,493.53
  5. Step 5: Solve for x
    x = 1,812,795,388,493.53/1,679,132.88
  6. Step 6: Final answer
    x = 1,079,602.10

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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.