Home / 807,207.23-1,210,812.36-757,882.86

Finding the Fourth Proportional to 807,207.23, 1,210,812.36 and 757,882.86

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Solution

The fourth proportional to 807,207.23, 1,210,812.36 and 757,882.86 is: 1,136,825.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,207.23 : 1,210,812.36 = 757,882.86 : x
  2. Step 2: Convert to fraction form
    807,207.23/1,210,812.36 = 757,882.86/x
  3. Step 3: Cross multiply
    807,207.23x = 1,210,812.36 × 757,882.86
  4. Step 4: Simplify right side
    807,207.23x = 917,653,930,530.74
  5. Step 5: Solve for x
    x = 917,653,930,530.74/807,207.23
  6. Step 6: Final answer
    x = 1,136,825.71

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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.