Home / 1,116,736.34-1,540,977.09-657,823.82

Finding the Fourth Proportional to 1,116,736.34, 1,540,977.09 and 657,823.82

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Solution

The fourth proportional to 1,116,736.34, 1,540,977.09 and 657,823.82 is: 907,726.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,736.34 : 1,540,977.09 = 657,823.82 : x
  2. Step 2: Convert to fraction form
    1,116,736.34/1,540,977.09 = 657,823.82/x
  3. Step 3: Cross multiply
    1,116,736.34x = 1,540,977.09 × 657,823.82
  4. Step 4: Simplify right side
    1,116,736.34x = 1,013,691,435,876.28
  5. Step 5: Solve for x
    x = 1,013,691,435,876.28/1,116,736.34
  6. Step 6: Final answer
    x = 907,726.74

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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.