Home / 1,517,025.80-2,274,007.80-757,699.40

Finding the Fourth Proportional to 1,517,025.80, 2,274,007.80 and 757,699.40

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Solution

The fourth proportional to 1,517,025.80, 2,274,007.80 and 757,699.40 is: 1,135,784.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,025.80 : 2,274,007.80 = 757,699.40 : x
  2. Step 2: Convert to fraction form
    1,517,025.80/2,274,007.80 = 757,699.40/x
  3. Step 3: Cross multiply
    1,517,025.80x = 2,274,007.80 × 757,699.40
  4. Step 4: Simplify right side
    1,517,025.80x = 1,723,014,345,655.32
  5. Step 5: Solve for x
    x = 1,723,014,345,655.32/1,517,025.80
  6. Step 6: Final answer
    x = 1,135,784.47

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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.