Home / 1,609,707.30-2,419,226.55-1,404,420.90

Finding the Fourth Proportional to 1,609,707.30, 2,419,226.55 and 1,404,420.90

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Solution

The fourth proportional to 1,609,707.30, 2,419,226.55 and 1,404,420.90 is: 2,110,701.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,707.30 : 2,419,226.55 = 1,404,420.90 : x
  2. Step 2: Convert to fraction form
    1,609,707.30/2,419,226.55 = 1,404,420.90/x
  3. Step 3: Cross multiply
    1,609,707.30x = 2,419,226.55 × 1,404,420.90
  4. Step 4: Simplify right side
    1,609,707.30x = 3,397,612,328,654.89
  5. Step 5: Solve for x
    x = 3,397,612,328,654.89/1,609,707.30
  6. Step 6: Final answer
    x = 2,110,701.94

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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.