Home / 3,434,046.30-4,739,002.20-2,145,633.98

Finding the Fourth Proportional to 3,434,046.30, 4,739,002.20 and 2,145,633.98

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Solution

The fourth proportional to 3,434,046.30, 4,739,002.20 and 2,145,633.98 is: 2,960,986.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,434,046.30 : 4,739,002.20 = 2,145,633.98 : x
  2. Step 2: Convert to fraction form
    3,434,046.30/4,739,002.20 = 2,145,633.98/x
  3. Step 3: Cross multiply
    3,434,046.30x = 4,739,002.20 × 2,145,633.98
  4. Step 4: Simplify right side
    3,434,046.30x = 10,168,164,127,919.75
  5. Step 5: Solve for x
    x = 10,168,164,127,919.75/3,434,046.30
  6. Step 6: Final answer
    x = 2,960,986.32

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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.