Home / 1,581,911.88-2,183,027.46-856,743

Finding the Fourth Proportional to 1,581,911.88, 2,183,027.46 and 856,743

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Solution

The fourth proportional to 1,581,911.88, 2,183,027.46 and 856,743 is: 1,182,299.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,911.88 : 2,183,027.46 = 856,743 : x
  2. Step 2: Convert to fraction form
    1,581,911.88/2,183,027.46 = 856,743/x
  3. Step 3: Cross multiply
    1,581,911.88x = 2,183,027.46 × 856,743
  4. Step 4: Simplify right side
    1,581,911.88x = 1,870,293,495,162.78
  5. Step 5: Solve for x
    x = 1,870,293,495,162.78/1,581,911.88
  6. Step 6: Final answer
    x = 1,182,299.42

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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.