Home / 1,318,025.70-1,976,650.98-559,861.16

Finding the Fourth Proportional to 1,318,025.70, 1,976,650.98 and 559,861.16

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Solution

The fourth proportional to 1,318,025.70, 1,976,650.98 and 559,861.16 is: 839,627.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,318,025.70 : 1,976,650.98 = 559,861.16 : x
  2. Step 2: Convert to fraction form
    1,318,025.70/1,976,650.98 = 559,861.16/x
  3. Step 3: Cross multiply
    1,318,025.70x = 1,976,650.98 × 559,861.16
  4. Step 4: Simplify right side
    1,318,025.70x = 1,106,650,100,694.68
  5. Step 5: Solve for x
    x = 1,106,650,100,694.68/1,318,025.70
  6. Step 6: Final answer
    x = 839,627.10

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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.