Home / 1,860,265.62-2,790,796.87-645,880.22

Finding the Fourth Proportional to 1,860,265.62, 2,790,796.87 and 645,880.22

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Solution

The fourth proportional to 1,860,265.62, 2,790,796.87 and 645,880.22 is: 968,958.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,860,265.62 : 2,790,796.87 = 645,880.22 : x
  2. Step 2: Convert to fraction form
    1,860,265.62/2,790,796.87 = 645,880.22/x
  3. Step 3: Cross multiply
    1,860,265.62x = 2,790,796.87 × 645,880.22
  4. Step 4: Simplify right side
    1,860,265.62x = 1,802,520,488,856.97
  5. Step 5: Solve for x
    x = 1,802,520,488,856.97/1,860,265.62
  6. Step 6: Final answer
    x = 968,958.66

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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.