Home / 2,079,010.80-3,118,516.20-942,317.55

Finding the Fourth Proportional to 2,079,010.80, 3,118,516.20 and 942,317.55

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Solution

The fourth proportional to 2,079,010.80, 3,118,516.20 and 942,317.55 is: 1,413,476.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,010.80 : 3,118,516.20 = 942,317.55 : x
  2. Step 2: Convert to fraction form
    2,079,010.80/3,118,516.20 = 942,317.55/x
  3. Step 3: Cross multiply
    2,079,010.80x = 3,118,516.20 × 942,317.55
  4. Step 4: Simplify right side
    2,079,010.80x = 2,938,632,545,219.31
  5. Step 5: Solve for x
    x = 2,938,632,545,219.31/2,079,010.80
  6. Step 6: Final answer
    x = 1,413,476.33

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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.