Home / 2,609,610.90-3,913,477.20-903,290.58

Finding the Fourth Proportional to 2,609,610.90, 3,913,477.20 and 903,290.58

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Solution

The fourth proportional to 2,609,610.90, 3,913,477.20 and 903,290.58 is: 1,354,610.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,609,610.90 : 3,913,477.20 = 903,290.58 : x
  2. Step 2: Convert to fraction form
    2,609,610.90/3,913,477.20 = 903,290.58/x
  3. Step 3: Cross multiply
    2,609,610.90x = 3,913,477.20 × 903,290.58
  4. Step 4: Simplify right side
    2,609,610.90x = 3,535,007,089,804.78
  5. Step 5: Solve for x
    x = 3,535,007,089,804.78/2,609,610.90
  6. Step 6: Final answer
    x = 1,354,610.79

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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.