Home / 1,088,884.50-1,502,485.65-629,993.58

Finding the Fourth Proportional to 1,088,884.50, 1,502,485.65 and 629,993.58

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Solution

The fourth proportional to 1,088,884.50, 1,502,485.65 and 629,993.58 is: 869,289.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,884.50 : 1,502,485.65 = 629,993.58 : x
  2. Step 2: Convert to fraction form
    1,088,884.50/1,502,485.65 = 629,993.58/x
  3. Step 3: Cross multiply
    1,088,884.50x = 1,502,485.65 × 629,993.58
  4. Step 4: Simplify right side
    1,088,884.50x = 946,556,313,542.13
  5. Step 5: Solve for x
    x = 946,556,313,542.13/1,088,884.50
  6. Step 6: Final answer
    x = 869,289.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.