Home / 3,615,667.76-4,989,607.80-1,984,102.64

Finding the Fourth Proportional to 3,615,667.76, 4,989,607.80 and 1,984,102.64

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Solution

The fourth proportional to 3,615,667.76, 4,989,607.80 and 1,984,102.64 is: 2,738,054.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615,667.76 : 4,989,607.80 = 1,984,102.64 : x
  2. Step 2: Convert to fraction form
    3,615,667.76/4,989,607.80 = 1,984,102.64/x
  3. Step 3: Cross multiply
    3,615,667.76x = 4,989,607.80 × 1,984,102.64
  4. Step 4: Simplify right side
    3,615,667.76x = 9,899,894,008,544.59
  5. Step 5: Solve for x
    x = 9,899,894,008,544.59/3,615,667.76
  6. Step 6: Final answer
    x = 2,738,054.12

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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.