Home / 1,980,727.78-2,733,415.50-1,164,965.84

Finding the Fourth Proportional to 1,980,727.78, 2,733,415.50 and 1,164,965.84

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Solution

The fourth proportional to 1,980,727.78, 2,733,415.50 and 1,164,965.84 is: 1,607,659.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,980,727.78 : 2,733,415.50 = 1,164,965.84 : x
  2. Step 2: Convert to fraction form
    1,980,727.78/2,733,415.50 = 1,164,965.84/x
  3. Step 3: Cross multiply
    1,980,727.78x = 2,733,415.50 × 1,164,965.84
  4. Step 4: Simplify right side
    1,980,727.78x = 3,184,335,684,026.52
  5. Step 5: Solve for x
    x = 3,184,335,684,026.52/1,980,727.78
  6. Step 6: Final answer
    x = 1,607,659.43

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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.