Home / 2,670,760.86-4,003,341.93-986,790.30

Finding the Fourth Proportional to 2,670,760.86, 4,003,341.93 and 986,790.30

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Solution

The fourth proportional to 2,670,760.86, 4,003,341.93 and 986,790.30 is: 1,479,151.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,670,760.86 : 4,003,341.93 = 986,790.30 : x
  2. Step 2: Convert to fraction form
    2,670,760.86/4,003,341.93 = 986,790.30/x
  3. Step 3: Cross multiply
    2,670,760.86x = 4,003,341.93 × 986,790.30
  4. Step 4: Simplify right side
    2,670,760.86x = 3,950,458,984,107.28
  5. Step 5: Solve for x
    x = 3,950,458,984,107.28/2,670,760.86
  6. Step 6: Final answer
    x = 1,479,151.15

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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.