Home / 3,191,337.72-4,404,025.15-1,814,681.54

Finding the Fourth Proportional to 3,191,337.72, 4,404,025.15 and 1,814,681.54

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Solution

The fourth proportional to 3,191,337.72, 4,404,025.15 and 1,814,681.54 is: 2,504,248.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,191,337.72 : 4,404,025.15 = 1,814,681.54 : x
  2. Step 2: Convert to fraction form
    3,191,337.72/4,404,025.15 = 1,814,681.54/x
  3. Step 3: Cross multiply
    3,191,337.72x = 4,404,025.15 × 1,814,681.54
  4. Step 4: Simplify right side
    3,191,337.72x = 7,991,903,147,874.09
  5. Step 5: Solve for x
    x = 7,991,903,147,874.09/3,191,337.72
  6. Step 6: Final answer
    x = 2,504,248.64

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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.