Home / 1,365,183.50-2,047,242.98-511,789.96

Finding the Fourth Proportional to 1,365,183.50, 2,047,242.98 and 511,789.96

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Solution

The fourth proportional to 1,365,183.50, 2,047,242.98 and 511,789.96 is: 767,485.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,183.50 : 2,047,242.98 = 511,789.96 : x
  2. Step 2: Convert to fraction form
    1,365,183.50/2,047,242.98 = 511,789.96/x
  3. Step 3: Cross multiply
    1,365,183.50x = 2,047,242.98 × 511,789.96
  4. Step 4: Simplify right side
    1,365,183.50x = 1,047,758,404,703.77
  5. Step 5: Solve for x
    x = 1,047,758,404,703.77/1,365,183.50
  6. Step 6: Final answer
    x = 767,485.40

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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.