Home / 1,039,912.83-1,558,835.89-723,705.44

Finding the Fourth Proportional to 1,039,912.83, 1,558,835.89 and 723,705.44

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Solution

The fourth proportional to 1,039,912.83, 1,558,835.89 and 723,705.44 is: 1,084,839.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,912.83 : 1,558,835.89 = 723,705.44 : x
  2. Step 2: Convert to fraction form
    1,039,912.83/1,558,835.89 = 723,705.44/x
  3. Step 3: Cross multiply
    1,039,912.83x = 1,558,835.89 × 723,705.44
  4. Step 4: Simplify right side
    1,039,912.83x = 1,128,138,004,056.80
  5. Step 5: Solve for x
    x = 1,128,138,004,056.80/1,039,912.83
  6. Step 6: Final answer
    x = 1,084,839.01

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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.