Home / 3,911,789.56-5,867,622.01-1,071,901.75

Finding the Fourth Proportional to 3,911,789.56, 5,867,622.01 and 1,071,901.75

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Solution

The fourth proportional to 3,911,789.56, 5,867,622.01 and 1,071,901.75 is: 1,607,835.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,911,789.56 : 5,867,622.01 = 1,071,901.75 : x
  2. Step 2: Convert to fraction form
    3,911,789.56/5,867,622.01 = 1,071,901.75/x
  3. Step 3: Cross multiply
    3,911,789.56x = 5,867,622.01 × 1,071,901.75
  4. Step 4: Simplify right side
    3,911,789.56x = 6,289,514,300,857.52
  5. Step 5: Solve for x
    x = 6,289,514,300,857.52/3,911,789.56
  6. Step 6: Final answer
    x = 1,607,835.55

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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.