Home / 3,380,134.71-5,066,790.35-2,118,848.07

Finding the Fourth Proportional to 3,380,134.71, 5,066,790.35 and 2,118,848.07

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Solution

The fourth proportional to 3,380,134.71, 5,066,790.35 and 2,118,848.07 is: 3,176,133.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380,134.71 : 5,066,790.35 = 2,118,848.07 : x
  2. Step 2: Convert to fraction form
    3,380,134.71/5,066,790.35 = 2,118,848.07/x
  3. Step 3: Cross multiply
    3,380,134.71x = 5,066,790.35 × 2,118,848.07
  4. Step 4: Simplify right side
    3,380,134.71x = 10,735,758,943,597.88
  5. Step 5: Solve for x
    x = 10,735,758,943,597.88/3,380,134.71
  6. Step 6: Final answer
    x = 3,176,133.46

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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.