Home / 1,099,758.08-1,517,726.79-616,478.47

Finding the Fourth Proportional to 1,099,758.08, 1,517,726.79 and 616,478.47

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Solution

The fourth proportional to 1,099,758.08, 1,517,726.79 and 616,478.47 is: 850,774.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,758.08 : 1,517,726.79 = 616,478.47 : x
  2. Step 2: Convert to fraction form
    1,099,758.08/1,517,726.79 = 616,478.47/x
  3. Step 3: Cross multiply
    1,099,758.08x = 1,517,726.79 × 616,478.47
  4. Step 4: Simplify right side
    1,099,758.08x = 935,645,889,377.21
  5. Step 5: Solve for x
    x = 935,645,889,377.21/1,099,758.08
  6. Step 6: Final answer
    x = 850,774.28

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1.5x scale

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.