Home / 4,287,983.65-6,428,027.93-1,857,609.73

Finding the Fourth Proportional to 4,287,983.65, 6,428,027.93 and 1,857,609.73

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Solution

The fourth proportional to 4,287,983.65, 6,428,027.93 and 1,857,609.73 is: 2,784,704.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,287,983.65 : 6,428,027.93 = 1,857,609.73 : x
  2. Step 2: Convert to fraction form
    4,287,983.65/6,428,027.93 = 1,857,609.73/x
  3. Step 3: Cross multiply
    4,287,983.65x = 6,428,027.93 × 1,857,609.73
  4. Step 4: Simplify right side
    4,287,983.65x = 11,940,767,227,479.76
  5. Step 5: Solve for x
    x = 11,940,767,227,479.76/4,287,983.65
  6. Step 6: Final answer
    x = 2,784,704.47

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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.