Home / 1,491,163.52-2,057,863.92-846,643.69

Finding the Fourth Proportional to 1,491,163.52, 2,057,863.92 and 846,643.69

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Solution

The fourth proportional to 1,491,163.52, 2,057,863.92 and 846,643.69 is: 1,168,401.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,163.52 : 2,057,863.92 = 846,643.69 : x
  2. Step 2: Convert to fraction form
    1,491,163.52/2,057,863.92 = 846,643.69/x
  3. Step 3: Cross multiply
    1,491,163.52x = 2,057,863.92 × 846,643.69
  4. Step 4: Simplify right side
    1,491,163.52x = 1,742,277,502,746.66
  5. Step 5: Solve for x
    x = 1,742,277,502,746.66/1,491,163.52
  6. Step 6: Final answer
    x = 1,168,401.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.