Home / 3,615,682.82-4,989,628.59-1,984,117.46

Finding the Fourth Proportional to 3,615,682.82, 4,989,628.59 and 1,984,117.46

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Solution

The fourth proportional to 3,615,682.82, 4,989,628.59 and 1,984,117.46 is: 2,738,074.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615,682.82 : 4,989,628.59 = 1,984,117.46 : x
  2. Step 2: Convert to fraction form
    3,615,682.82/4,989,628.59 = 1,984,117.46/x
  3. Step 3: Cross multiply
    3,615,682.82x = 4,989,628.59 × 1,984,117.46
  4. Step 4: Simplify right side
    3,615,682.82x = 9,900,009,204,334.18
  5. Step 5: Solve for x
    x = 9,900,009,204,334.18/3,615,682.82
  6. Step 6: Final answer
    x = 2,738,074.58

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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.