Home / 1,116,618.92-1,540,934.96-626,520.94

Finding the Fourth Proportional to 1,116,618.92, 1,540,934.96 and 626,520.94

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Solution

The fourth proportional to 1,116,618.92, 1,540,934.96 and 626,520.94 is: 864,599.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,618.92 : 1,540,934.96 = 626,520.94 : x
  2. Step 2: Convert to fraction form
    1,116,618.92/1,540,934.96 = 626,520.94/x
  3. Step 3: Cross multiply
    1,116,618.92x = 1,540,934.96 × 626,520.94
  4. Step 4: Simplify right side
    1,116,618.92x = 965,428,012,633.12
  5. Step 5: Solve for x
    x = 965,428,012,633.12/1,116,618.92
  6. Step 6: Final answer
    x = 864,599.37

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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.