Home / 3,434,086.80-4,739,058.09-2,145,674.34

Finding the Fourth Proportional to 3,434,086.80, 4,739,058.09 and 2,145,674.34

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Solution

The fourth proportional to 3,434,086.80, 4,739,058.09 and 2,145,674.34 is: 2,961,042.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,434,086.80 : 4,739,058.09 = 2,145,674.34 : x
  2. Step 2: Convert to fraction form
    3,434,086.80/4,739,058.09 = 2,145,674.34/x
  3. Step 3: Cross multiply
    3,434,086.80x = 4,739,058.09 × 2,145,674.34
  4. Step 4: Simplify right side
    3,434,086.80x = 10,168,475,339,482.41
  5. Step 5: Solve for x
    x = 10,168,475,339,482.41/3,434,086.80
  6. Step 6: Final answer
    x = 2,961,042.03

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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.