Home / 1,213,684.80-1,674,188.64-704,322.24

Finding the Fourth Proportional to 1,213,684.80, 1,674,188.64 and 704,322.24

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Solution

The fourth proportional to 1,213,684.80, 1,674,188.64 and 704,322.24 is: 971,560.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,684.80 : 1,674,188.64 = 704,322.24 : x
  2. Step 2: Convert to fraction form
    1,213,684.80/1,674,188.64 = 704,322.24/x
  3. Step 3: Cross multiply
    1,213,684.80x = 1,674,188.64 × 704,322.24
  4. Step 4: Simplify right side
    1,213,684.80x = 1,179,168,293,107.35
  5. Step 5: Solve for x
    x = 1,179,168,293,107.35/1,213,684.80
  6. Step 6: Final answer
    x = 971,560.57

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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.