Home / 1,329,020.00-1,994,594.12-689,507.03

Finding the Fourth Proportional to 1,329,020.00, 1,994,594.12 and 689,507.03

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Solution

The fourth proportional to 1,329,020.00, 1,994,594.12 and 689,507.03 is: 1,034,812.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,020.00 : 1,994,594.12 = 689,507.03 : x
  2. Step 2: Convert to fraction form
    1,329,020.00/1,994,594.12 = 689,507.03/x
  3. Step 3: Cross multiply
    1,329,020.00x = 1,994,594.12 × 689,507.03
  4. Step 4: Simplify right side
    1,329,020.00x = 1,375,286,674,446.92
  5. Step 5: Solve for x
    x = 1,375,286,674,446.92/1,329,020.00
  6. Step 6: Final answer
    x = 1,034,812.62

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