Home / 1,581,033.42-2,181,823.66-855,880.94

Finding the Fourth Proportional to 1,581,033.42, 2,181,823.66 and 855,880.94

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Solution

The fourth proportional to 1,581,033.42, 2,181,823.66 and 855,880.94 is: 1,181,114.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,033.42 : 2,181,823.66 = 855,880.94 : x
  2. Step 2: Convert to fraction form
    1,581,033.42/2,181,823.66 = 855,880.94/x
  3. Step 3: Cross multiply
    1,581,033.42x = 2,181,823.66 × 855,880.94
  4. Step 4: Simplify right side
    1,581,033.42x = 1,867,381,285,035.04
  5. Step 5: Solve for x
    x = 1,867,381,285,035.04/1,581,033.42
  6. Step 6: Final answer
    x = 1,181,114.37

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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.