Home / 3,097,620.64-4,274,770.08-1,808,515.36

Finding the Fourth Proportional to 3,097,620.64, 4,274,770.08 and 1,808,515.36

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Solution

The fourth proportional to 3,097,620.64, 4,274,770.08 and 1,808,515.36 is: 2,495,782.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,097,620.64 : 4,274,770.08 = 1,808,515.36 : x
  2. Step 2: Convert to fraction form
    3,097,620.64/4,274,770.08 = 1,808,515.36/x
  3. Step 3: Cross multiply
    3,097,620.64x = 4,274,770.08 × 1,808,515.36
  4. Step 4: Simplify right side
    3,097,620.64x = 7,730,987,350,148.43
  5. Step 5: Solve for x
    x = 7,730,987,350,148.43/3,097,620.64
  6. Step 6: Final answer
    x = 2,495,782.49

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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.