Home / 1,781,789.80-2,459,227.14-1,057,039.80

Finding the Fourth Proportional to 1,781,789.80, 2,459,227.14 and 1,057,039.80

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Solution

The fourth proportional to 1,781,789.80, 2,459,227.14 and 1,057,039.80 is: 1,458,926.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,789.80 : 2,459,227.14 = 1,057,039.80 : x
  2. Step 2: Convert to fraction form
    1,781,789.80/2,459,227.14 = 1,057,039.80/x
  3. Step 3: Cross multiply
    1,781,789.80x = 2,459,227.14 × 1,057,039.80
  4. Step 4: Simplify right side
    1,781,789.80x = 2,599,500,964,220.17
  5. Step 5: Solve for x
    x = 2,599,500,964,220.17/1,781,789.80
  6. Step 6: Final answer
    x = 1,458,926.84

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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.