Home / 2,271,975.34-3,135,334.78-1,239,506.32

Finding the Fourth Proportional to 2,271,975.34, 3,135,334.78 and 1,239,506.32

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Solution

The fourth proportional to 2,271,975.34, 3,135,334.78 and 1,239,506.32 is: 1,710,523.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,271,975.34 : 3,135,334.78 = 1,239,506.32 : x
  2. Step 2: Convert to fraction form
    2,271,975.34/3,135,334.78 = 1,239,506.32/x
  3. Step 3: Cross multiply
    2,271,975.34x = 3,135,334.78 × 1,239,506.32
  4. Step 4: Simplify right side
    2,271,975.34x = 3,886,267,275,125.81
  5. Step 5: Solve for x
    x = 3,886,267,275,125.81/2,271,975.34
  6. Step 6: Final answer
    x = 1,710,523.53

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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.