Home / 2,701,731.20-4,052,078.40-808,534.40

Finding the Fourth Proportional to 2,701,731.20, 4,052,078.40 and 808,534.40

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Solution

The fourth proportional to 2,701,731.20, 4,052,078.40 and 808,534.40 is: 1,212,646.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,701,731.20 : 4,052,078.40 = 808,534.40 : x
  2. Step 2: Convert to fraction form
    2,701,731.20/4,052,078.40 = 808,534.40/x
  3. Step 3: Cross multiply
    2,701,731.20x = 4,052,078.40 × 808,534.40
  4. Step 4: Simplify right side
    2,701,731.20x = 3,276,244,777,896.96
  5. Step 5: Solve for x
    x = 3,276,244,777,896.96/2,701,731.20
  6. Step 6: Final answer
    x = 1,212,646.46

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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.