Home / 1,311,657.04-1,967,190.24-856,104.94

Finding the Fourth Proportional to 1,311,657.04, 1,967,190.24 and 856,104.94

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Solution

The fourth proportional to 1,311,657.04, 1,967,190.24 and 856,104.94 is: 1,283,964.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,311,657.04 : 1,967,190.24 = 856,104.94 : x
  2. Step 2: Convert to fraction form
    1,311,657.04/1,967,190.24 = 856,104.94/x
  3. Step 3: Cross multiply
    1,311,657.04x = 1,967,190.24 × 856,104.94
  4. Step 4: Simplify right side
    1,311,657.04x = 1,684,121,282,383.79
  5. Step 5: Solve for x
    x = 1,684,121,282,383.79/1,311,657.04
  6. Step 6: Final answer
    x = 1,283,964.66

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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.