Home / 3,168,505.20-4,755,090.60-1,276,604.40

Finding the Fourth Proportional to 3,168,505.20, 4,755,090.60 and 1,276,604.40

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Solution

The fourth proportional to 3,168,505.20, 4,755,090.60 and 1,276,604.40 is: 1,915,846.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168,505.20 : 4,755,090.60 = 1,276,604.40 : x
  2. Step 2: Convert to fraction form
    3,168,505.20/4,755,090.60 = 1,276,604.40/x
  3. Step 3: Cross multiply
    3,168,505.20x = 4,755,090.60 × 1,276,604.40
  4. Step 4: Simplify right side
    3,168,505.20x = 6,070,369,582,358.64
  5. Step 5: Solve for x
    x = 6,070,369,582,358.64/3,168,505.20
  6. Step 6: Final answer
    x = 1,915,846.50

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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.