Home / 1,115,694.10-1,539,690.33-632,243.17

Finding the Fourth Proportional to 1,115,694.10, 1,539,690.33 and 632,243.17

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Solution

The fourth proportional to 1,115,694.10, 1,539,690.33 and 632,243.17 is: 872,513.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,694.10 : 1,539,690.33 = 632,243.17 : x
  2. Step 2: Convert to fraction form
    1,115,694.10/1,539,690.33 = 632,243.17/x
  3. Step 3: Cross multiply
    1,115,694.10x = 1,539,690.33 × 632,243.17
  4. Step 4: Simplify right side
    1,115,694.10x = 973,458,694,713.54
  5. Step 5: Solve for x
    x = 973,458,694,713.54/1,115,694.10
  6. Step 6: Final answer
    x = 872,513.98

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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.