Home / 1,780,113.51-2,456,996.09-1,016,609.94

Finding the Fourth Proportional to 1,780,113.51, 2,456,996.09 and 1,016,609.94

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Solution

The fourth proportional to 1,780,113.51, 2,456,996.09 and 1,016,609.94 is: 1,403,172.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,113.51 : 2,456,996.09 = 1,016,609.94 : x
  2. Step 2: Convert to fraction form
    1,780,113.51/2,456,996.09 = 1,016,609.94/x
  3. Step 3: Cross multiply
    1,780,113.51x = 2,456,996.09 × 1,016,609.94
  4. Step 4: Simplify right side
    1,780,113.51x = 2,497,806,642,552.09
  5. Step 5: Solve for x
    x = 2,497,806,642,552.09/1,780,113.51
  6. Step 6: Final answer
    x = 1,403,172.68

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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.