Home / 1,088,816.32-1,502,567.04-629,993.44

Finding the Fourth Proportional to 1,088,816.32, 1,502,567.04 and 629,993.44

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Solution

The fourth proportional to 1,088,816.32, 1,502,567.04 and 629,993.44 is: 869,391.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,816.32 : 1,502,567.04 = 629,993.44 : x
  2. Step 2: Convert to fraction form
    1,088,816.32/1,502,567.04 = 629,993.44/x
  3. Step 3: Cross multiply
    1,088,816.32x = 1,502,567.04 × 629,993.44
  4. Step 4: Simplify right side
    1,088,816.32x = 946,607,378,360.22
  5. Step 5: Solve for x
    x = 946,607,378,360.22/1,088,816.32
  6. Step 6: Final answer
    x = 869,391.25

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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.