Home / 2,199,072.60-3,298,608.90-1,314,336.60

Finding the Fourth Proportional to 2,199,072.60, 3,298,608.90 and 1,314,336.60

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Solution

The fourth proportional to 2,199,072.60, 3,298,608.90 and 1,314,336.60 is: 1,971,504.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,199,072.60 : 3,298,608.90 = 1,314,336.60 : x
  2. Step 2: Convert to fraction form
    2,199,072.60/3,298,608.90 = 1,314,336.60/x
  3. Step 3: Cross multiply
    2,199,072.60x = 3,298,608.90 × 1,314,336.60
  4. Step 4: Simplify right side
    2,199,072.60x = 4,335,482,406,355.74
  5. Step 5: Solve for x
    x = 4,335,482,406,355.74/2,199,072.60
  6. Step 6: Final answer
    x = 1,971,504.90

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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.