Home / 3,260,406.30-4,890,609.45-1,129,782.30

Finding the Fourth Proportional to 3,260,406.30, 4,890,609.45 and 1,129,782.30

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Solution

The fourth proportional to 3,260,406.30, 4,890,609.45 and 1,129,782.30 is: 1,694,673.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260,406.30 : 4,890,609.45 = 1,129,782.30 : x
  2. Step 2: Convert to fraction form
    3,260,406.30/4,890,609.45 = 1,129,782.30/x
  3. Step 3: Cross multiply
    3,260,406.30x = 4,890,609.45 × 1,129,782.30
  4. Step 4: Simplify right side
    3,260,406.30x = 5,525,323,992,822.74
  5. Step 5: Solve for x
    x = 5,525,323,992,822.74/3,260,406.30
  6. Step 6: Final answer
    x = 1,694,673.45

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Similar ratio
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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.