Home / 2,055,456.23-2,836,457.22-1,137,687.15

Finding the Fourth Proportional to 2,055,456.23, 2,836,457.22 and 1,137,687.15

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Solution

The fourth proportional to 2,055,456.23, 2,836,457.22 and 1,137,687.15 is: 1,569,968.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,055,456.23 : 2,836,457.22 = 1,137,687.15 : x
  2. Step 2: Convert to fraction form
    2,055,456.23/2,836,457.22 = 1,137,687.15/x
  3. Step 3: Cross multiply
    2,055,456.23x = 2,836,457.22 × 1,137,687.15
  4. Step 4: Simplify right side
    2,055,456.23x = 3,227,000,916,536.44
  5. Step 5: Solve for x
    x = 3,227,000,916,536.44/2,055,456.23
  6. Step 6: Final answer
    x = 1,569,968.20

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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.