Home / 4,005,709.11-6,007,934.56-1,272,896.71

Finding the Fourth Proportional to 4,005,709.11, 6,007,934.56 and 1,272,896.71

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Solution

The fourth proportional to 4,005,709.11, 6,007,934.56 and 1,272,896.71 is: 1,909,145.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,005,709.11 : 6,007,934.56 = 1,272,896.71 : x
  2. Step 2: Convert to fraction form
    4,005,709.11/6,007,934.56 = 1,272,896.71/x
  3. Step 3: Cross multiply
    4,005,709.11x = 6,007,934.56 × 1,272,896.71
  4. Step 4: Simplify right side
    4,005,709.11x = 7,647,480,162,293.71
  5. Step 5: Solve for x
    x = 7,647,480,162,293.71/4,005,709.11
  6. Step 6: Final answer
    x = 1,909,145.16

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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.