Home / 2,808,581.76-3,875,825.28-1,519,416.96

Finding the Fourth Proportional to 2,808,581.76, 3,875,825.28 and 1,519,416.96

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Solution

The fourth proportional to 2,808,581.76, 3,875,825.28 and 1,519,416.96 is: 2,096,785.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808,581.76 : 3,875,825.28 = 1,519,416.96 : x
  2. Step 2: Convert to fraction form
    2,808,581.76/3,875,825.28 = 1,519,416.96/x
  3. Step 3: Cross multiply
    2,808,581.76x = 3,875,825.28 × 1,519,416.96
  4. Step 4: Simplify right side
    2,808,581.76x = 5,888,994,664,428.75
  5. Step 5: Solve for x
    x = 5,888,994,664,428.75/2,808,581.76
  6. Step 6: Final answer
    x = 2,096,785.91

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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.