Home / 2,040,329.80-3,060,365.10-692,489.80

Finding the Fourth Proportional to 2,040,329.80, 3,060,365.10 and 692,489.80

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Solution

The fourth proportional to 2,040,329.80, 3,060,365.10 and 692,489.80 is: 1,038,690.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040,329.80 : 3,060,365.10 = 692,489.80 : x
  2. Step 2: Convert to fraction form
    2,040,329.80/3,060,365.10 = 692,489.80/x
  3. Step 3: Cross multiply
    2,040,329.80x = 3,060,365.10 × 692,489.80
  4. Step 4: Simplify right side
    2,040,329.80x = 2,119,271,616,025.98
  5. Step 5: Solve for x
    x = 2,119,271,616,025.98/2,040,329.80
  6. Step 6: Final answer
    x = 1,038,690.71

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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.