Home / 1,125,712.06-1,553,467.08-616,414.30

Finding the Fourth Proportional to 1,125,712.06, 1,553,467.08 and 616,414.30

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Solution

The fourth proportional to 1,125,712.06, 1,553,467.08 and 616,414.30 is: 850,643.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,712.06 : 1,553,467.08 = 616,414.30 : x
  2. Step 2: Convert to fraction form
    1,125,712.06/1,553,467.08 = 616,414.30/x
  3. Step 3: Cross multiply
    1,125,712.06x = 1,553,467.08 × 616,414.30
  4. Step 4: Simplify right side
    1,125,712.06x = 957,579,322,691.24
  5. Step 5: Solve for x
    x = 957,579,322,691.24/1,125,712.06
  6. Step 6: Final answer
    x = 850,643.21

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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.