Home / 5,218,798.69-7,825,052.51-2,339,644.63

Finding the Fourth Proportional to 5,218,798.69, 7,825,052.51 and 2,339,644.63

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Solution

The fourth proportional to 5,218,798.69, 7,825,052.51 and 2,339,644.63 is: 3,508,056.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,218,798.69 : 7,825,052.51 = 2,339,644.63 : x
  2. Step 2: Convert to fraction form
    5,218,798.69/7,825,052.51 = 2,339,644.63/x
  3. Step 3: Cross multiply
    5,218,798.69x = 7,825,052.51 × 2,339,644.63
  4. Step 4: Simplify right side
    5,218,798.69x = 18,307,842,061,246.68
  5. Step 5: Solve for x
    x = 18,307,842,061,246.68/5,218,798.69
  6. Step 6: Final answer
    x = 3,508,056.77

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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.