Home / 2,840,244.80-3,919,552.21-1,551,085.15

Finding the Fourth Proportional to 2,840,244.80, 3,919,552.21 and 1,551,085.15

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Solution

The fourth proportional to 2,840,244.80, 3,919,552.21 and 1,551,085.15 is: 2,140,505.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,840,244.80 : 3,919,552.21 = 1,551,085.15 : x
  2. Step 2: Convert to fraction form
    2,840,244.80/3,919,552.21 = 1,551,085.15/x
  3. Step 3: Cross multiply
    2,840,244.80x = 3,919,552.21 × 1,551,085.15
  4. Step 4: Simplify right side
    2,840,244.80x = 6,079,559,222,707.39
  5. Step 5: Solve for x
    x = 6,079,559,222,707.39/2,840,244.80
  6. Step 6: Final answer
    x = 2,140,505.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.