Home / 2,125,445.14-3,174,621.83-1,922,729.38

Finding the Fourth Proportional to 2,125,445.14, 3,174,621.83 and 1,922,729.38

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Solution

The fourth proportional to 2,125,445.14, 3,174,621.83 and 1,922,729.38 is: 2,871,840.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125,445.14 : 3,174,621.83 = 1,922,729.38 : x
  2. Step 2: Convert to fraction form
    2,125,445.14/3,174,621.83 = 1,922,729.38/x
  3. Step 3: Cross multiply
    2,125,445.14x = 3,174,621.83 × 1,922,729.38
  4. Step 4: Simplify right side
    2,125,445.14x = 6,103,938,662,930.37
  5. Step 5: Solve for x
    x = 6,103,938,662,930.37/2,125,445.14
  6. Step 6: Final answer
    x = 2,871,840.14

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.