Home / 1,522,960.70-2,282,425.05-811,456.70

Finding the Fourth Proportional to 1,522,960.70, 2,282,425.05 and 811,456.70

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Solution

The fourth proportional to 1,522,960.70, 2,282,425.05 and 811,456.70 is: 1,216,110.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,960.70 : 2,282,425.05 = 811,456.70 : x
  2. Step 2: Convert to fraction form
    1,522,960.70/2,282,425.05 = 811,456.70/x
  3. Step 3: Cross multiply
    1,522,960.70x = 2,282,425.05 × 811,456.70
  4. Step 4: Simplify right side
    1,522,960.70x = 1,852,089,099,070.33
  5. Step 5: Solve for x
    x = 1,852,089,099,070.33/1,522,960.70
  6. Step 6: Final answer
    x = 1,216,110.89

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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.