Home / 2,714,728.57-3,746,179.28-1,553,197.83

Finding the Fourth Proportional to 2,714,728.57, 3,746,179.28 and 1,553,197.83

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Solution

The fourth proportional to 2,714,728.57, 3,746,179.28 and 1,553,197.83 is: 2,143,329.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,714,728.57 : 3,746,179.28 = 1,553,197.83 : x
  2. Step 2: Convert to fraction form
    2,714,728.57/3,746,179.28 = 1,553,197.83/x
  3. Step 3: Cross multiply
    2,714,728.57x = 3,746,179.28 × 1,553,197.83
  4. Step 4: Simplify right side
    2,714,728.57x = 5,818,557,530,657.31
  5. Step 5: Solve for x
    x = 5,818,557,530,657.31/2,714,728.57
  6. Step 6: Final answer
    x = 2,143,329.39

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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.