Home / 3,618,735.60-5,428,103.40-1,729,167.60

Finding the Fourth Proportional to 3,618,735.60, 5,428,103.40 and 1,729,167.60

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Solution

The fourth proportional to 3,618,735.60, 5,428,103.40 and 1,729,167.60 is: 2,593,751.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,618,735.60 : 5,428,103.40 = 1,729,167.60 : x
  2. Step 2: Convert to fraction form
    3,618,735.60/5,428,103.40 = 1,729,167.60/x
  3. Step 3: Cross multiply
    3,618,735.60x = 5,428,103.40 × 1,729,167.60
  4. Step 4: Simplify right side
    3,618,735.60x = 9,386,100,528,729.84
  5. Step 5: Solve for x
    x = 9,386,100,528,729.84/3,618,735.60
  6. Step 6: Final answer
    x = 2,593,751.40

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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.