Home / 2,891,078.07-4,336,223.43-760,983.81

Finding the Fourth Proportional to 2,891,078.07, 4,336,223.43 and 760,983.81

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Solution

The fourth proportional to 2,891,078.07, 4,336,223.43 and 760,983.81 is: 1,141,372.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891,078.07 : 4,336,223.43 = 760,983.81 : x
  2. Step 2: Convert to fraction form
    2,891,078.07/4,336,223.43 = 760,983.81/x
  3. Step 3: Cross multiply
    2,891,078.07x = 4,336,223.43 × 760,983.81
  4. Step 4: Simplify right side
    2,891,078.07x = 3,299,795,826,772.67
  5. Step 5: Solve for x
    x = 3,299,795,826,772.67/2,891,078.07
  6. Step 6: Final answer
    x = 1,141,372.09

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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.