Home / 2,738,607.94-3,778,949.67-1,577,431.87

Finding the Fourth Proportional to 2,738,607.94, 3,778,949.67 and 1,577,431.87

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Solution

The fourth proportional to 2,738,607.94, 3,778,949.67 and 1,577,431.87 is: 2,176,666.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,738,607.94 : 3,778,949.67 = 1,577,431.87 : x
  2. Step 2: Convert to fraction form
    2,738,607.94/3,778,949.67 = 1,577,431.87/x
  3. Step 3: Cross multiply
    2,738,607.94x = 3,778,949.67 × 1,577,431.87
  4. Step 4: Simplify right side
    2,738,607.94x = 5,961,035,644,583.98
  5. Step 5: Solve for x
    x = 5,961,035,644,583.98/2,738,607.94
  6. Step 6: Final answer
    x = 2,176,666.31

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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.