Home / 3,615,845.56-4,989,928.11-1,984,404.71

Finding the Fourth Proportional to 3,615,845.56, 4,989,928.11 and 1,984,404.71

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Solution

The fourth proportional to 3,615,845.56, 4,989,928.11 and 1,984,404.71 is: 2,738,512.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615,845.56 : 4,989,928.11 = 1,984,404.71 : x
  2. Step 2: Convert to fraction form
    3,615,845.56/4,989,928.11 = 1,984,404.71/x
  3. Step 3: Cross multiply
    3,615,845.56x = 4,989,928.11 × 1,984,404.71
  4. Step 4: Simplify right side
    3,615,845.56x = 9,902,036,844,045.40
  5. Step 5: Solve for x
    x = 9,902,036,844,045.40/3,615,845.56
  6. Step 6: Final answer
    x = 2,738,512.11

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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.