Home / 2,559,709.71-3,839,794.20-666,467.55

Finding the Fourth Proportional to 2,559,709.71, 3,839,794.20 and 666,467.55

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Solution

The fourth proportional to 2,559,709.71, 3,839,794.20 and 666,467.55 is: 999,761.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,559,709.71 : 3,839,794.20 = 666,467.55 : x
  2. Step 2: Convert to fraction form
    2,559,709.71/3,839,794.20 = 666,467.55/x
  3. Step 3: Cross multiply
    2,559,709.71x = 3,839,794.20 × 666,467.55
  4. Step 4: Simplify right side
    2,559,709.71x = 2,559,098,232,978.21
  5. Step 5: Solve for x
    x = 2,559,098,232,978.21/2,559,709.71
  6. Step 6: Final answer
    x = 999,761.11

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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.