Home / 1,327,780.05-1,991,668.23-529,622.07

Finding the Fourth Proportional to 1,327,780.05, 1,991,668.23 and 529,622.07

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Solution

The fourth proportional to 1,327,780.05, 1,991,668.23 and 529,622.07 is: 794,432.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327,780.05 : 1,991,668.23 = 529,622.07 : x
  2. Step 2: Convert to fraction form
    1,327,780.05/1,991,668.23 = 529,622.07/x
  3. Step 3: Cross multiply
    1,327,780.05x = 1,991,668.23 × 529,622.07
  4. Step 4: Simplify right side
    1,327,780.05x = 1,054,831,450,725.84
  5. Step 5: Solve for x
    x = 1,054,831,450,725.84/1,327,780.05
  6. Step 6: Final answer
    x = 794,432.37

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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.