Home / 1,694,384.33-2,541,665.26-1,290,210.45

Finding the Fourth Proportional to 1,694,384.33, 2,541,665.26 and 1,290,210.45

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Solution

The fourth proportional to 1,694,384.33, 2,541,665.26 and 1,290,210.45 is: 1,935,383.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,694,384.33 : 2,541,665.26 = 1,290,210.45 : x
  2. Step 2: Convert to fraction form
    1,694,384.33/2,541,665.26 = 1,290,210.45/x
  3. Step 3: Cross multiply
    1,694,384.33x = 2,541,665.26 × 1,290,210.45
  4. Step 4: Simplify right side
    1,694,384.33x = 3,279,283,078,853.97
  5. Step 5: Solve for x
    x = 3,279,283,078,853.97/1,694,384.33
  6. Step 6: Final answer
    x = 1,935,383.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.