Home / 1,811,186.55-2,716,779.83-1,181,330.55

Finding the Fourth Proportional to 1,811,186.55, 2,716,779.83 and 1,181,330.55

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Solution

The fourth proportional to 1,811,186.55, 2,716,779.83 and 1,181,330.55 is: 1,771,995.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,186.55 : 2,716,779.83 = 1,181,330.55 : x
  2. Step 2: Convert to fraction form
    1,811,186.55/2,716,779.83 = 1,181,330.55/x
  3. Step 3: Cross multiply
    1,811,186.55x = 2,716,779.83 × 1,181,330.55
  4. Step 4: Simplify right side
    1,811,186.55x = 3,209,415,004,896.15
  5. Step 5: Solve for x
    x = 3,209,415,004,896.15/1,811,186.55
  6. Step 6: Final answer
    x = 1,771,995.83

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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.