Home / 3,265,398.90-4,898,108.88-990,942.66

Finding the Fourth Proportional to 3,265,398.90, 4,898,108.88 and 990,942.66

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Solution

The fourth proportional to 3,265,398.90, 4,898,108.88 and 990,942.66 is: 1,486,417.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,265,398.90 : 4,898,108.88 = 990,942.66 : x
  2. Step 2: Convert to fraction form
    3,265,398.90/4,898,108.88 = 990,942.66/x
  3. Step 3: Cross multiply
    3,265,398.90x = 4,898,108.88 × 990,942.66
  4. Step 4: Simplify right side
    3,265,398.90x = 4,853,745,042,516.82
  5. Step 5: Solve for x
    x = 4,853,745,042,516.82/3,265,398.90
  6. Step 6: Final answer
    x = 1,486,417.19

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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.