Home / 1,753,399.20-2,630,098.80-808,615.20

Finding the Fourth Proportional to 1,753,399.20, 2,630,098.80 and 808,615.20

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Solution

The fourth proportional to 1,753,399.20, 2,630,098.80 and 808,615.20 is: 1,212,922.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,399.20 : 2,630,098.80 = 808,615.20 : x
  2. Step 2: Convert to fraction form
    1,753,399.20/2,630,098.80 = 808,615.20/x
  3. Step 3: Cross multiply
    1,753,399.20x = 2,630,098.80 × 808,615.20
  4. Step 4: Simplify right side
    1,753,399.20x = 2,126,737,867,181.76
  5. Step 5: Solve for x
    x = 2,126,737,867,181.76/1,753,399.20
  6. Step 6: Final answer
    x = 1,212,922.80

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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.