Home / 2,110,288.47-2,912,252.26-1,294,942.75

Finding the Fourth Proportional to 2,110,288.47, 2,912,252.26 and 1,294,942.75

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Solution

The fourth proportional to 2,110,288.47, 2,912,252.26 and 1,294,942.75 is: 1,787,054.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110,288.47 : 2,912,252.26 = 1,294,942.75 : x
  2. Step 2: Convert to fraction form
    2,110,288.47/2,912,252.26 = 1,294,942.75/x
  3. Step 3: Cross multiply
    2,110,288.47x = 2,912,252.26 × 1,294,942.75
  4. Step 4: Simplify right side
    2,110,288.47x = 3,771,199,938,526.12
  5. Step 5: Solve for x
    x = 3,771,199,938,526.12/2,110,288.47
  6. Step 6: Final answer
    x = 1,787,054.23

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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.