Home / 3,389,941.89-4,678,152.84-1,862,049.15

Finding the Fourth Proportional to 3,389,941.89, 4,678,152.84 and 1,862,049.15

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Solution

The fourth proportional to 3,389,941.89, 4,678,152.84 and 1,862,049.15 is: 2,569,645.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389,941.89 : 4,678,152.84 = 1,862,049.15 : x
  2. Step 2: Convert to fraction form
    3,389,941.89/4,678,152.84 = 1,862,049.15/x
  3. Step 3: Cross multiply
    3,389,941.89x = 4,678,152.84 × 1,862,049.15
  4. Step 4: Simplify right side
    3,389,941.89x = 8,710,950,519,292.09
  5. Step 5: Solve for x
    x = 8,710,950,519,292.09/3,389,941.89
  6. Step 6: Final answer
    x = 2,569,645.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.