Home / 1,684,742.88-2,527,114.31-405,350.38

Finding the Fourth Proportional to 1,684,742.88, 2,527,114.31 and 405,350.38

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Solution

The fourth proportional to 1,684,742.88, 2,527,114.31 and 405,350.38 is: 608,025.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684,742.88 : 2,527,114.31 = 405,350.38 : x
  2. Step 2: Convert to fraction form
    1,684,742.88/2,527,114.31 = 405,350.38/x
  3. Step 3: Cross multiply
    1,684,742.88x = 2,527,114.31 × 405,350.38
  4. Step 4: Simplify right side
    1,684,742.88x = 1,024,366,731,199.61
  5. Step 5: Solve for x
    x = 1,024,366,731,199.61/1,684,742.88
  6. Step 6: Final answer
    x = 608,025.56

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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.