Home / 5,138,254.22-7,090,790.91-2,846,563.34

Finding the Fourth Proportional to 5,138,254.22, 7,090,790.91 and 2,846,563.34

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Solution

The fourth proportional to 5,138,254.22, 7,090,790.91 and 2,846,563.34 is: 3,928,257.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,138,254.22 : 7,090,790.91 = 2,846,563.34 : x
  2. Step 2: Convert to fraction form
    5,138,254.22/7,090,790.91 = 2,846,563.34/x
  3. Step 3: Cross multiply
    5,138,254.22x = 7,090,790.91 × 2,846,563.34
  4. Step 4: Simplify right side
    5,138,254.22x = 20,184,385,456,011.24
  5. Step 5: Solve for x
    x = 20,184,385,456,011.24/5,138,254.22
  6. Step 6: Final answer
    x = 3,928,257.46

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1.5x scale

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.