Home / 1,266,977.16-1,748,428.92-694,026.72

Finding the Fourth Proportional to 1,266,977.16, 1,748,428.92 and 694,026.72

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Solution

The fourth proportional to 1,266,977.16, 1,748,428.92 and 694,026.72 is: 957,757.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,977.16 : 1,748,428.92 = 694,026.72 : x
  2. Step 2: Convert to fraction form
    1,266,977.16/1,748,428.92 = 694,026.72/x
  3. Step 3: Cross multiply
    1,266,977.16x = 1,748,428.92 × 694,026.72
  4. Step 4: Simplify right side
    1,266,977.16x = 1,213,456,388,500.74
  5. Step 5: Solve for x
    x = 1,213,456,388,500.74/1,266,977.16
  6. Step 6: Final answer
    x = 957,757.11

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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.