Home / 2,059,076.91-3,089,461.93-905,729.66

Finding the Fourth Proportional to 2,059,076.91, 3,089,461.93 and 905,729.66

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Solution

The fourth proportional to 2,059,076.91, 3,089,461.93 and 905,729.66 is: 1,358,966.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,059,076.91 : 3,089,461.93 = 905,729.66 : x
  2. Step 2: Convert to fraction form
    2,059,076.91/3,089,461.93 = 905,729.66/x
  3. Step 3: Cross multiply
    2,059,076.91x = 3,089,461.93 × 905,729.66
  4. Step 4: Simplify right side
    2,059,076.91x = 2,798,217,297,315.69
  5. Step 5: Solve for x
    x = 2,798,217,297,315.69/2,059,076.91
  6. Step 6: Final answer
    x = 1,358,966.86

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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.