Home / 1,718,043.78-2,577,062.43-455,772.18

Finding the Fourth Proportional to 1,718,043.78, 2,577,062.43 and 455,772.18

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Solution

The fourth proportional to 1,718,043.78, 2,577,062.43 and 455,772.18 is: 683,657.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718,043.78 : 2,577,062.43 = 455,772.18 : x
  2. Step 2: Convert to fraction form
    1,718,043.78/2,577,062.43 = 455,772.18/x
  3. Step 3: Cross multiply
    1,718,043.78x = 2,577,062.43 × 455,772.18
  4. Step 4: Simplify right side
    1,718,043.78x = 1,174,553,361,717.20
  5. Step 5: Solve for x
    x = 1,174,553,361,717.20/1,718,043.78
  6. Step 6: Final answer
    x = 683,657.41

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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.