Home / 1,460,918.29-2,016,028.56-816,343.78

Finding the Fourth Proportional to 1,460,918.29, 2,016,028.56 and 816,343.78

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Solution

The fourth proportional to 1,460,918.29, 2,016,028.56 and 816,343.78 is: 1,126,532.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460,918.29 : 2,016,028.56 = 816,343.78 : x
  2. Step 2: Convert to fraction form
    1,460,918.29/2,016,028.56 = 816,343.78/x
  3. Step 3: Cross multiply
    1,460,918.29x = 2,016,028.56 × 816,343.78
  4. Step 4: Simplify right side
    1,460,918.29x = 1,645,772,370,218.29
  5. Step 5: Solve for x
    x = 1,645,772,370,218.29/1,460,918.29
  6. Step 6: Final answer
    x = 1,126,532.80

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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.