Home / 1,184,189.31-1,634,082.53-667,914.75

Finding the Fourth Proportional to 1,184,189.31, 1,634,082.53 and 667,914.75

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Solution

The fourth proportional to 1,184,189.31, 1,634,082.53 and 667,914.75 is: 921,666.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,189.31 : 1,634,082.53 = 667,914.75 : x
  2. Step 2: Convert to fraction form
    1,184,189.31/1,634,082.53 = 667,914.75/x
  3. Step 3: Cross multiply
    1,184,189.31x = 1,634,082.53 × 667,914.75
  4. Step 4: Simplify right side
    1,184,189.31x = 1,091,427,821,164.74
  5. Step 5: Solve for x
    x = 1,091,427,821,164.74/1,184,189.31
  6. Step 6: Final answer
    x = 921,666.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.