Home / 1,318,025.31-1,976,650.43-559,860.75

Finding the Fourth Proportional to 1,318,025.31, 1,976,650.43 and 559,860.75

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Solution

The fourth proportional to 1,318,025.31, 1,976,650.43 and 559,860.75 is: 839,626.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,318,025.31 : 1,976,650.43 = 559,860.75 : x
  2. Step 2: Convert to fraction form
    1,318,025.31/1,976,650.43 = 559,860.75/x
  3. Step 3: Cross multiply
    1,318,025.31x = 1,976,650.43 × 559,860.75
  4. Step 4: Simplify right side
    1,318,025.31x = 1,106,648,989,428.32
  5. Step 5: Solve for x
    x = 1,106,648,989,428.32/1,318,025.31
  6. Step 6: Final answer
    x = 839,626.51

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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.