Home / 2,406,984.40-3,609,601.80-809,599.60

Finding the Fourth Proportional to 2,406,984.40, 3,609,601.80 and 809,599.60

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Solution

The fourth proportional to 2,406,984.40, 3,609,601.80 and 809,599.60 is: 1,214,105.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,406,984.40 : 3,609,601.80 = 809,599.60 : x
  2. Step 2: Convert to fraction form
    2,406,984.40/3,609,601.80 = 809,599.60/x
  3. Step 3: Cross multiply
    2,406,984.40x = 3,609,601.80 × 809,599.60
  4. Step 4: Simplify right side
    2,406,984.40x = 2,922,332,173,439.28
  5. Step 5: Solve for x
    x = 2,922,332,173,439.28/2,406,984.40
  6. Step 6: Final answer
    x = 1,214,105.16

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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.