Home / 1,581,401.22-2,182,334.70-856,249.41

Finding the Fourth Proportional to 1,581,401.22, 2,182,334.70 and 856,249.41

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Solution

The fourth proportional to 1,581,401.22, 2,182,334.70 and 856,249.41 is: 1,181,624.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,401.22 : 2,182,334.70 = 856,249.41 : x
  2. Step 2: Convert to fraction form
    1,581,401.22/2,182,334.70 = 856,249.41/x
  3. Step 3: Cross multiply
    1,581,401.22x = 2,182,334.70 × 856,249.41
  4. Step 4: Simplify right side
    1,581,401.22x = 1,868,622,799,297.53
  5. Step 5: Solve for x
    x = 1,868,622,799,297.53/1,581,401.22
  6. Step 6: Final answer
    x = 1,181,624.74

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1.5x scale

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.