Home / 1,037,636.10-1,431,720.09-629,952.57

Finding the Fourth Proportional to 1,037,636.10, 1,431,720.09 and 629,952.57

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Solution

The fourth proportional to 1,037,636.10, 1,431,720.09 and 629,952.57 is: 869,202.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,636.10 : 1,431,720.09 = 629,952.57 : x
  2. Step 2: Convert to fraction form
    1,037,636.10/1,431,720.09 = 629,952.57/x
  3. Step 3: Cross multiply
    1,037,636.10x = 1,431,720.09 × 629,952.57
  4. Step 4: Simplify right side
    1,037,636.10x = 901,915,750,216.13
  5. Step 5: Solve for x
    x = 901,915,750,216.13/1,037,636.10
  6. Step 6: Final answer
    x = 869,202.36

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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.