Home / 1,229,388.51-1,696,668.08-746,076.63

Finding the Fourth Proportional to 1,229,388.51, 1,696,668.08 and 746,076.63

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Solution

The fourth proportional to 1,229,388.51, 1,696,668.08 and 746,076.63 is: 1,029,653.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,388.51 : 1,696,668.08 = 746,076.63 : x
  2. Step 2: Convert to fraction form
    1,229,388.51/1,696,668.08 = 746,076.63/x
  3. Step 3: Cross multiply
    1,229,388.51x = 1,696,668.08 × 746,076.63
  4. Step 4: Simplify right side
    1,229,388.51x = 1,265,844,399,624.59
  5. Step 5: Solve for x
    x = 1,265,844,399,624.59/1,229,388.51
  6. Step 6: Final answer
    x = 1,029,653.68

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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.