Home / 2,190,925.80-3,286,964.70-695,015.40

Finding the Fourth Proportional to 2,190,925.80, 3,286,964.70 and 695,015.40

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Solution

The fourth proportional to 2,190,925.80, 3,286,964.70 and 695,015.40 is: 1,042,705.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,190,925.80 : 3,286,964.70 = 695,015.40 : x
  2. Step 2: Convert to fraction form
    2,190,925.80/3,286,964.70 = 695,015.40/x
  3. Step 3: Cross multiply
    2,190,925.80x = 3,286,964.70 × 695,015.40
  4. Step 4: Simplify right side
    2,190,925.80x = 2,284,491,085,756.38
  5. Step 5: Solve for x
    x = 2,284,491,085,756.38/2,190,925.80
  6. Step 6: Final answer
    x = 1,042,705.82

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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.