Home / 1,327,742.44-1,991,614.88-569,091.60

Finding the Fourth Proportional to 1,327,742.44, 1,991,614.88 and 569,091.60

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Solution

The fourth proportional to 1,327,742.44, 1,991,614.88 and 569,091.60 is: 853,637.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327,742.44 : 1,991,614.88 = 569,091.60 : x
  2. Step 2: Convert to fraction form
    1,327,742.44/1,991,614.88 = 569,091.60/x
  3. Step 3: Cross multiply
    1,327,742.44x = 1,991,614.88 × 569,091.60
  4. Step 4: Simplify right side
    1,327,742.44x = 1,133,411,298,643.01
  5. Step 5: Solve for x
    x = 1,133,411,298,643.01/1,327,742.44
  6. Step 6: Final answer
    x = 853,637.92

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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.