Home / 1,173,158.44-1,618,958.64-636,614.44

Finding the Fourth Proportional to 1,173,158.44, 1,618,958.64 and 636,614.44

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Solution

The fourth proportional to 1,173,158.44, 1,618,958.64 and 636,614.44 is: 878,527.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,158.44 : 1,618,958.64 = 636,614.44 : x
  2. Step 2: Convert to fraction form
    1,173,158.44/1,618,958.64 = 636,614.44/x
  3. Step 3: Cross multiply
    1,173,158.44x = 1,618,958.64 × 636,614.44
  4. Step 4: Simplify right side
    1,173,158.44x = 1,030,652,446,326.67
  5. Step 5: Solve for x
    x = 1,030,652,446,326.67/1,173,158.44
  6. Step 6: Final answer
    x = 878,527.92

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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.