Home / 1,892,179.62-2,838,643.92-694,112.40

Finding the Fourth Proportional to 1,892,179.62, 2,838,643.92 and 694,112.40

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Solution

The fourth proportional to 1,892,179.62, 2,838,643.92 and 694,112.40 is: 1,041,305.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892,179.62 : 2,838,643.92 = 694,112.40 : x
  2. Step 2: Convert to fraction form
    1,892,179.62/2,838,643.92 = 694,112.40/x
  3. Step 3: Cross multiply
    1,892,179.62x = 2,838,643.92 × 694,112.40
  4. Step 4: Simplify right side
    1,892,179.62x = 1,970,337,944,056.61
  5. Step 5: Solve for x
    x = 1,970,337,944,056.61/1,892,179.62
  6. Step 6: Final answer
    x = 1,041,305.97

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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.