Home / 1,581,867.44-2,182,966.22-856,698.74

Finding the Fourth Proportional to 1,581,867.44, 2,182,966.22 and 856,698.74

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Solution

The fourth proportional to 1,581,867.44, 2,182,966.22 and 856,698.74 is: 1,182,238.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,867.44 : 2,182,966.22 = 856,698.74 : x
  2. Step 2: Convert to fraction form
    1,581,867.44/2,182,966.22 = 856,698.74/x
  3. Step 3: Cross multiply
    1,581,867.44x = 2,182,966.22 × 856,698.74
  4. Step 4: Simplify right side
    1,581,867.44x = 1,870,144,394,938.24
  5. Step 5: Solve for x
    x = 1,870,144,394,938.24/1,581,867.44
  6. Step 6: Final answer
    x = 1,182,238.38

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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.