Home / 1,340,900.81-2,012,615.23-488,796.07

Finding the Fourth Proportional to 1,340,900.81, 2,012,615.23 and 488,796.07

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Solution

The fourth proportional to 1,340,900.81, 2,012,615.23 and 488,796.07 is: 733,654.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,900.81 : 2,012,615.23 = 488,796.07 : x
  2. Step 2: Convert to fraction form
    1,340,900.81/2,012,615.23 = 488,796.07/x
  3. Step 3: Cross multiply
    1,340,900.81x = 2,012,615.23 × 488,796.07
  4. Step 4: Simplify right side
    1,340,900.81x = 983,758,408,592.62
  5. Step 5: Solve for x
    x = 983,758,408,592.62/1,340,900.81
  6. Step 6: Final answer
    x = 733,654.87

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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.