Home / 1,095,218.99-1,640,145.75-904,512.59

Finding the Fourth Proportional to 1,095,218.99, 1,640,145.75 and 904,512.59

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Solution

The fourth proportional to 1,095,218.99, 1,640,145.75 and 904,512.59 is: 1,354,553.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,218.99 : 1,640,145.75 = 904,512.59 : x
  2. Step 2: Convert to fraction form
    1,095,218.99/1,640,145.75 = 904,512.59/x
  3. Step 3: Cross multiply
    1,095,218.99x = 1,640,145.75 × 904,512.59
  4. Step 4: Simplify right side
    1,095,218.99x = 1,483,532,472,109.26
  5. Step 5: Solve for x
    x = 1,483,532,472,109.26/1,095,218.99
  6. Step 6: Final answer
    x = 1,354,553.28

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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.