Home / 1,954,220.80-2,932,022.40-1,885,100.80

Finding the Fourth Proportional to 1,954,220.80, 2,932,022.40 and 1,885,100.80

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Solution

The fourth proportional to 1,954,220.80, 2,932,022.40 and 1,885,100.80 is: 2,828,317.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954,220.80 : 2,932,022.40 = 1,885,100.80 : x
  2. Step 2: Convert to fraction form
    1,954,220.80/2,932,022.40 = 1,885,100.80/x
  3. Step 3: Cross multiply
    1,954,220.80x = 2,932,022.40 × 1,885,100.80
  4. Step 4: Simplify right side
    1,954,220.80x = 5,527,157,771,857.92
  5. Step 5: Solve for x
    x = 5,527,157,771,857.92/1,954,220.80
  6. Step 6: Final answer
    x = 2,828,317.95

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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.