Home / 1,564,614.11-2,158,797.38-885,550.61

Finding the Fourth Proportional to 1,564,614.11, 2,158,797.38 and 885,550.61

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Solution

The fourth proportional to 1,564,614.11, 2,158,797.38 and 885,550.61 is: 1,221,850.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,614.11 : 2,158,797.38 = 885,550.61 : x
  2. Step 2: Convert to fraction form
    1,564,614.11/2,158,797.38 = 885,550.61/x
  3. Step 3: Cross multiply
    1,564,614.11x = 2,158,797.38 × 885,550.61
  4. Step 4: Simplify right side
    1,564,614.11x = 1,911,724,336,725.40
  5. Step 5: Solve for x
    x = 1,911,724,336,725.40/1,564,614.11
  6. Step 6: Final answer
    x = 1,221,850.37

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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.