Home / 1,327,727.80-1,991,588.64-569,077.35

Finding the Fourth Proportional to 1,327,727.80, 1,991,588.64 and 569,077.35

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Solution

The fourth proportional to 1,327,727.80, 1,991,588.64 and 569,077.35 is: 853,614.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327,727.80 : 1,991,588.64 = 569,077.35 : x
  2. Step 2: Convert to fraction form
    1,327,727.80/1,991,588.64 = 569,077.35/x
  3. Step 3: Cross multiply
    1,327,727.80x = 1,991,588.64 × 569,077.35
  4. Step 4: Simplify right side
    1,327,727.80x = 1,133,367,985,541.30
  5. Step 5: Solve for x
    x = 1,133,367,985,541.30/1,327,727.80
  6. Step 6: Final answer
    x = 853,614.71

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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.