Home / 1,448,090.75-2,172,487.26-437,152.32

Finding the Fourth Proportional to 1,448,090.75, 2,172,487.26 and 437,152.32

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Solution

The fourth proportional to 1,448,090.75, 2,172,487.26 and 437,152.32 is: 655,834.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,090.75 : 2,172,487.26 = 437,152.32 : x
  2. Step 2: Convert to fraction form
    1,448,090.75/2,172,487.26 = 437,152.32/x
  3. Step 3: Cross multiply
    1,448,090.75x = 2,172,487.26 × 437,152.32
  4. Step 4: Simplify right side
    1,448,090.75x = 949,707,845,879.44
  5. Step 5: Solve for x
    x = 949,707,845,879.44/1,448,090.75
  6. Step 6: Final answer
    x = 655,834.48

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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.