Home / 1,753,400.70-2,630,126.97-491,148.54

Finding the Fourth Proportional to 1,753,400.70, 2,630,126.97 and 491,148.54

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Solution

The fourth proportional to 1,753,400.70, 2,630,126.97 and 491,148.54 is: 736,730.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,400.70 : 2,630,126.97 = 491,148.54 : x
  2. Step 2: Convert to fraction form
    1,753,400.70/2,630,126.97 = 491,148.54/x
  3. Step 3: Cross multiply
    1,753,400.70x = 2,630,126.97 × 491,148.54
  4. Step 4: Simplify right side
    1,753,400.70x = 1,291,783,021,330.12
  5. Step 5: Solve for x
    x = 1,291,783,021,330.12/1,753,400.70
  6. Step 6: Final answer
    x = 736,730.07

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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.