Home / 1,845,122.28-2,767,800.22-779,965.80

Finding the Fourth Proportional to 1,845,122.28, 2,767,800.22 and 779,965.80

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Solution

The fourth proportional to 1,845,122.28, 2,767,800.22 and 779,965.80 is: 1,169,998.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845,122.28 : 2,767,800.22 = 779,965.80 : x
  2. Step 2: Convert to fraction form
    1,845,122.28/2,767,800.22 = 779,965.80/x
  3. Step 3: Cross multiply
    1,845,122.28x = 2,767,800.22 × 779,965.80
  4. Step 4: Simplify right side
    1,845,122.28x = 2,158,789,512,832.48
  5. Step 5: Solve for x
    x = 2,158,789,512,832.48/1,845,122.28
  6. Step 6: Final answer
    x = 1,169,998.07

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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.