Home / 2,106,277.73-2,906,654.51-1,139,405.63

Finding the Fourth Proportional to 2,106,277.73, 2,906,654.51 and 1,139,405.63

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Solution

The fourth proportional to 2,106,277.73, 2,906,654.51 and 1,139,405.63 is: 1,572,375.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,106,277.73 : 2,906,654.51 = 1,139,405.63 : x
  2. Step 2: Convert to fraction form
    2,106,277.73/2,906,654.51 = 1,139,405.63/x
  3. Step 3: Cross multiply
    2,106,277.73x = 2,906,654.51 × 1,139,405.63
  4. Step 4: Simplify right side
    2,106,277.73x = 3,311,858,507,461.86
  5. Step 5: Solve for x
    x = 3,311,858,507,461.86/2,106,277.73
  6. Step 6: Final answer
    x = 1,572,375.03

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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.