Home / 1,327,784.67-1,991,673.43-569,134.22

Finding the Fourth Proportional to 1,327,784.67, 1,991,673.43 and 569,134.22

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Solution

The fourth proportional to 1,327,784.67, 1,991,673.43 and 569,134.22 is: 853,699.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327,784.67 : 1,991,673.43 = 569,134.22 : x
  2. Step 2: Convert to fraction form
    1,327,784.67/1,991,673.43 = 569,134.22/x
  3. Step 3: Cross multiply
    1,327,784.67x = 1,991,673.43 × 569,134.22
  4. Step 4: Simplify right side
    1,327,784.67x = 1,133,529,492,696.57
  5. Step 5: Solve for x
    x = 1,133,529,492,696.57/1,327,784.67
  6. Step 6: Final answer
    x = 853,699.79

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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.