Home / 1,593,616.40-2,199,134.80-868,449.28

Finding the Fourth Proportional to 1,593,616.40, 2,199,134.80 and 868,449.28

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Solution

The fourth proportional to 1,593,616.40, 2,199,134.80 and 868,449.28 is: 1,198,429.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,593,616.40 : 2,199,134.80 = 868,449.28 : x
  2. Step 2: Convert to fraction form
    1,593,616.40/2,199,134.80 = 868,449.28/x
  3. Step 3: Cross multiply
    1,593,616.40x = 2,199,134.80 × 868,449.28
  4. Step 4: Simplify right side
    1,593,616.40x = 1,909,837,033,682.94
  5. Step 5: Solve for x
    x = 1,909,837,033,682.94/1,593,616.40
  6. Step 6: Final answer
    x = 1,198,429.58

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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.