Home / 1,459,471.96-2,188,472.96-486,491.76

Finding the Fourth Proportional to 1,459,471.96, 2,188,472.96 and 486,491.76

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Solution

The fourth proportional to 1,459,471.96, 2,188,472.96 and 486,491.76 is: 729,492.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,459,471.96 : 2,188,472.96 = 486,491.76 : x
  2. Step 2: Convert to fraction form
    1,459,471.96/2,188,472.96 = 486,491.76/x
  3. Step 3: Cross multiply
    1,459,471.96x = 2,188,472.96 × 486,491.76
  4. Step 4: Simplify right side
    1,459,471.96x = 1,064,674,048,647.99
  5. Step 5: Solve for x
    x = 1,064,674,048,647.99/1,459,471.96
  6. Step 6: Final answer
    x = 729,492.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.