Home / 1,637,231.74-2,456,179.77-515,039.74

Finding the Fourth Proportional to 1,637,231.74, 2,456,179.77 and 515,039.74

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Solution

The fourth proportional to 1,637,231.74, 2,456,179.77 and 515,039.74 is: 772,664.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,231.74 : 2,456,179.77 = 515,039.74 : x
  2. Step 2: Convert to fraction form
    1,637,231.74/2,456,179.77 = 515,039.74/x
  3. Step 3: Cross multiply
    1,637,231.74x = 2,456,179.77 × 515,039.74
  4. Step 4: Simplify right side
    1,637,231.74x = 1,265,030,190,134.06
  5. Step 5: Solve for x
    x = 1,265,030,190,134.06/1,637,231.74
  6. Step 6: Final answer
    x = 772,664.10

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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.