Home / 1,613,336.40-2,420,004.60-1,082,494.80

Finding the Fourth Proportional to 1,613,336.40, 2,420,004.60 and 1,082,494.80

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Solution

The fourth proportional to 1,613,336.40, 2,420,004.60 and 1,082,494.80 is: 1,623,742.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,336.40 : 2,420,004.60 = 1,082,494.80 : x
  2. Step 2: Convert to fraction form
    1,613,336.40/2,420,004.60 = 1,082,494.80/x
  3. Step 3: Cross multiply
    1,613,336.40x = 2,420,004.60 × 1,082,494.80
  4. Step 4: Simplify right side
    1,613,336.40x = 2,619,642,395,476.08
  5. Step 5: Solve for x
    x = 2,619,642,395,476.08/1,613,336.40
  6. Step 6: Final answer
    x = 1,623,742.20

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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.