Home / 1,269,189.38-1,903,917.58-370,633.64

Finding the Fourth Proportional to 1,269,189.38, 1,903,917.58 and 370,633.64

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Solution

The fourth proportional to 1,269,189.38, 1,903,917.58 and 370,633.64 is: 555,989.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,189.38 : 1,903,917.58 = 370,633.64 : x
  2. Step 2: Convert to fraction form
    1,269,189.38/1,903,917.58 = 370,633.64/x
  3. Step 3: Cross multiply
    1,269,189.38x = 1,903,917.58 × 370,633.64
  4. Step 4: Simplify right side
    1,269,189.38x = 705,655,902,935.39
  5. Step 5: Solve for x
    x = 705,655,902,935.39/1,269,189.38
  6. Step 6: Final answer
    x = 555,989.45

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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.