Home / 1,851,370.56-2,776,057.31-839,940.62

Finding the Fourth Proportional to 1,851,370.56, 2,776,057.31 and 839,940.62

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Solution

The fourth proportional to 1,851,370.56, 2,776,057.31 and 839,940.62 is: 1,259,457.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,370.56 : 2,776,057.31 = 839,940.62 : x
  2. Step 2: Convert to fraction form
    1,851,370.56/2,776,057.31 = 839,940.62/x
  3. Step 3: Cross multiply
    1,851,370.56x = 2,776,057.31 × 839,940.62
  4. Step 4: Simplify right side
    1,851,370.56x = 2,331,723,280,036.94
  5. Step 5: Solve for x
    x = 2,331,723,280,036.94/1,851,370.56
  6. Step 6: Final answer
    x = 1,259,457.90

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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.