Home / 3,108,868.96-4,661,403.90-1,490,133.12

Finding the Fourth Proportional to 3,108,868.96, 4,661,403.90 and 1,490,133.12

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Solution

The fourth proportional to 3,108,868.96, 4,661,403.90 and 1,490,133.12 is: 2,234,289.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108,868.96 : 4,661,403.90 = 1,490,133.12 : x
  2. Step 2: Convert to fraction form
    3,108,868.96/4,661,403.90 = 1,490,133.12/x
  3. Step 3: Cross multiply
    3,108,868.96x = 4,661,403.90 × 1,490,133.12
  4. Step 4: Simplify right side
    3,108,868.96x = 6,946,112,337,087.17
  5. Step 5: Solve for x
    x = 6,946,112,337,087.17/3,108,868.96
  6. Step 6: Final answer
    x = 2,234,289.20

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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.