Home / 1,260,098.98-1,890,338.06-406,884.67

Finding the Fourth Proportional to 1,260,098.98, 1,890,338.06 and 406,884.67

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Solution

The fourth proportional to 1,260,098.98, 1,890,338.06 and 406,884.67 is: 610,388.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,098.98 : 1,890,338.06 = 406,884.67 : x
  2. Step 2: Convert to fraction form
    1,260,098.98/1,890,338.06 = 406,884.67/x
  3. Step 3: Cross multiply
    1,260,098.98x = 1,890,338.06 × 406,884.67
  4. Step 4: Simplify right side
    1,260,098.98x = 769,149,577,731.54
  5. Step 5: Solve for x
    x = 769,149,577,731.54/1,260,098.98
  6. Step 6: Final answer
    x = 610,388.22

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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.