Home / 2,867,996.80-4,296,811.20-1,668,937.60

Finding the Fourth Proportional to 2,867,996.80, 4,296,811.20 and 1,668,937.60

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Solution

The fourth proportional to 2,867,996.80, 4,296,811.20 and 1,668,937.60 is: 2,500,389.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,867,996.80 : 4,296,811.20 = 1,668,937.60 : x
  2. Step 2: Convert to fraction form
    2,867,996.80/4,296,811.20 = 1,668,937.60/x
  3. Step 3: Cross multiply
    2,867,996.80x = 4,296,811.20 × 1,668,937.60
  4. Step 4: Simplify right side
    2,867,996.80x = 7,171,109,771,781.12
  5. Step 5: Solve for x
    x = 7,171,109,771,781.12/2,867,996.80
  6. Step 6: Final answer
    x = 2,500,389.74

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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.