Home / 1,569,771.90-2,166,257.62-881,449.19

Finding the Fourth Proportional to 1,569,771.90, 2,166,257.62 and 881,449.19

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Solution

The fourth proportional to 1,569,771.90, 2,166,257.62 and 881,449.19 is: 1,216,384.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,771.90 : 2,166,257.62 = 881,449.19 : x
  2. Step 2: Convert to fraction form
    1,569,771.90/2,166,257.62 = 881,449.19/x
  3. Step 3: Cross multiply
    1,569,771.90x = 2,166,257.62 × 881,449.19
  4. Step 4: Simplify right side
    1,569,771.90x = 1,909,446,022,874.32
  5. Step 5: Solve for x
    x = 1,909,446,022,874.32/1,569,771.90
  6. Step 6: Final answer
    x = 1,216,384.38

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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.