Home / 3,049,288.12-4,208,017.80-1,691,161.12

Finding the Fourth Proportional to 3,049,288.12, 4,208,017.80 and 1,691,161.12

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Solution

The fourth proportional to 3,049,288.12, 4,208,017.80 and 1,691,161.12 is: 2,333,802.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049,288.12 : 4,208,017.80 = 1,691,161.12 : x
  2. Step 2: Convert to fraction form
    3,049,288.12/4,208,017.80 = 1,691,161.12/x
  3. Step 3: Cross multiply
    3,049,288.12x = 4,208,017.80 × 1,691,161.12
  4. Step 4: Simplify right side
    3,049,288.12x = 7,116,436,095,627.94
  5. Step 5: Solve for x
    x = 7,116,436,095,627.94/3,049,288.12
  6. Step 6: Final answer
    x = 2,333,802.45

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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.