Home / 1,691,458.48-2,331,954.51-1,343,752.57

Finding the Fourth Proportional to 1,691,458.48, 2,331,954.51 and 1,343,752.57

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Solution

The fourth proportional to 1,691,458.48, 2,331,954.51 and 1,343,752.57 is: 1,852,584.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,458.48 : 2,331,954.51 = 1,343,752.57 : x
  2. Step 2: Convert to fraction form
    1,691,458.48/2,331,954.51 = 1,343,752.57/x
  3. Step 3: Cross multiply
    1,691,458.48x = 2,331,954.51 × 1,343,752.57
  4. Step 4: Simplify right side
    1,691,458.48x = 3,133,569,865,935.59
  5. Step 5: Solve for x
    x = 3,133,569,865,935.59/1,691,458.48
  6. Step 6: Final answer
    x = 1,852,584.56

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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.