Home / 1,339,782.85-1,848,902.52-727,938.01

Finding the Fourth Proportional to 1,339,782.85, 1,848,902.52 and 727,938.01

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Solution

The fourth proportional to 1,339,782.85, 1,848,902.52 and 727,938.01 is: 1,004,555.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,782.85 : 1,848,902.52 = 727,938.01 : x
  2. Step 2: Convert to fraction form
    1,339,782.85/1,848,902.52 = 727,938.01/x
  3. Step 3: Cross multiply
    1,339,782.85x = 1,848,902.52 × 727,938.01
  4. Step 4: Simplify right side
    1,339,782.85x = 1,345,886,421,092.79
  5. Step 5: Solve for x
    x = 1,345,886,421,092.79/1,339,782.85
  6. Step 6: Final answer
    x = 1,004,555.64

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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.