Home / 1,728,943.18-2,383,723.19-1,417,698.90

Finding the Fourth Proportional to 1,728,943.18, 2,383,723.19 and 1,417,698.90

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Solution

The fourth proportional to 1,728,943.18, 2,383,723.19 and 1,417,698.90 is: 1,954,605.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,943.18 : 2,383,723.19 = 1,417,698.90 : x
  2. Step 2: Convert to fraction form
    1,728,943.18/2,383,723.19 = 1,417,698.90/x
  3. Step 3: Cross multiply
    1,728,943.18x = 2,383,723.19 × 1,417,698.90
  4. Step 4: Simplify right side
    1,728,943.18x = 3,379,401,744,367.49
  5. Step 5: Solve for x
    x = 3,379,401,744,367.49/1,728,943.18
  6. Step 6: Final answer
    x = 1,954,605.44

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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.