Home / 3,425,802.77-5,138,342.05-1,805,922.63

Finding the Fourth Proportional to 3,425,802.77, 5,138,342.05 and 1,805,922.63

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Solution

The fourth proportional to 3,425,802.77, 5,138,342.05 and 1,805,922.63 is: 2,708,693.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425,802.77 : 5,138,342.05 = 1,805,922.63 : x
  2. Step 2: Convert to fraction form
    3,425,802.77/5,138,342.05 = 1,805,922.63/x
  3. Step 3: Cross multiply
    3,425,802.77x = 5,138,342.05 × 1,805,922.63
  4. Step 4: Simplify right side
    3,425,802.77x = 9,279,448,188,775.59
  5. Step 5: Solve for x
    x = 9,279,448,188,775.59/3,425,802.77
  6. Step 6: Final answer
    x = 2,708,693.06

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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.