Home / 1,193,145.81-1,789,735.35-340,217.79

Finding the Fourth Proportional to 1,193,145.81, 1,789,735.35 and 340,217.79

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Solution

The fourth proportional to 1,193,145.81, 1,789,735.35 and 340,217.79 is: 510,331.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,145.81 : 1,789,735.35 = 340,217.79 : x
  2. Step 2: Convert to fraction form
    1,193,145.81/1,789,735.35 = 340,217.79/x
  3. Step 3: Cross multiply
    1,193,145.81x = 1,789,735.35 × 340,217.79
  4. Step 4: Simplify right side
    1,193,145.81x = 608,899,798,112.46
  5. Step 5: Solve for x
    x = 608,899,798,112.46/1,193,145.81
  6. Step 6: Final answer
    x = 510,331.42

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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.