Home / 2,106,724.88-2,907,259.64-1,139,833.96

Finding the Fourth Proportional to 2,106,724.88, 2,907,259.64 and 1,139,833.96

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Solution

The fourth proportional to 2,106,724.88, 2,907,259.64 and 1,139,833.96 is: 1,572,959.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,106,724.88 : 2,907,259.64 = 1,139,833.96 : x
  2. Step 2: Convert to fraction form
    2,106,724.88/2,907,259.64 = 1,139,833.96/x
  3. Step 3: Cross multiply
    2,106,724.88x = 2,907,259.64 × 1,139,833.96
  4. Step 4: Simplify right side
    2,106,724.88x = 3,313,793,268,209.37
  5. Step 5: Solve for x
    x = 3,313,793,268,209.37/2,106,724.88
  6. Step 6: Final answer
    x = 1,572,959.67

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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.