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Finding the Fourth Proportional to 1,848,007.65, 2,580,912.15 and 1,848,007.65

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Solution

The fourth proportional to 1,848,007.65, 2,580,912.15 and 1,848,007.65 is: 2,580,912.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,848,007.65 : 2,580,912.15 = 1,848,007.65 : x
  2. Step 2: Convert to fraction form
    1,848,007.65/2,580,912.15 = 1,848,007.65/x
  3. Step 3: Cross multiply
    1,848,007.65x = 2,580,912.15 × 1,848,007.65
  4. Step 4: Simplify right side
    1,848,007.65x = 4,769,545,397,177.95
  5. Step 5: Solve for x
    x = 4,769,545,397,177.95/1,848,007.65
  6. Step 6: Final answer
    x = 2,580,912.15

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.