Home / 823,054.10-1,237,205.55-775,814.90

Finding the Fourth Proportional to 823,054.10, 1,237,205.55 and 775,814.90

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Solution

The fourth proportional to 823,054.10, 1,237,205.55 and 775,814.90 is: 1,166,196.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,054.10 : 1,237,205.55 = 775,814.90 : x
  2. Step 2: Convert to fraction form
    823,054.10/1,237,205.55 = 775,814.90/x
  3. Step 3: Cross multiply
    823,054.10x = 1,237,205.55 × 775,814.90
  4. Step 4: Simplify right side
    823,054.10x = 959,842,500,052.70
  5. Step 5: Solve for x
    x = 959,842,500,052.70/823,054.10
  6. Step 6: Final answer
    x = 1,166,196.12

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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.