Home / 1,899,132.38-2,848,703.70-479,188.34

Finding the Fourth Proportional to 1,899,132.38, 2,848,703.70 and 479,188.34

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Solution

The fourth proportional to 1,899,132.38, 2,848,703.70 and 479,188.34 is: 718,783.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,132.38 : 2,848,703.70 = 479,188.34 : x
  2. Step 2: Convert to fraction form
    1,899,132.38/2,848,703.70 = 479,188.34/x
  3. Step 3: Cross multiply
    1,899,132.38x = 2,848,703.70 × 479,188.34
  4. Step 4: Simplify right side
    1,899,132.38x = 1,365,065,597,154.86
  5. Step 5: Solve for x
    x = 1,365,065,597,154.86/1,899,132.38
  6. Step 6: Final answer
    x = 718,783.80

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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.