Home / 1,229,426.96-1,696,618.85-685,597.95

Finding the Fourth Proportional to 1,229,426.96, 1,696,618.85 and 685,597.95

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Solution

The fourth proportional to 1,229,426.96, 1,696,618.85 and 685,597.95 is: 946,130.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,426.96 : 1,696,618.85 = 685,597.95 : x
  2. Step 2: Convert to fraction form
    1,229,426.96/1,696,618.85 = 685,597.95/x
  3. Step 3: Cross multiply
    1,229,426.96x = 1,696,618.85 × 685,597.95
  4. Step 4: Simplify right side
    1,229,426.96x = 1,163,198,402,063.37
  5. Step 5: Solve for x
    x = 1,163,198,402,063.37/1,229,426.96
  6. Step 6: Final answer
    x = 946,130.55

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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.