Home / 4,745,989.80-7,117,529.62-1,712,985.28

Finding the Fourth Proportional to 4,745,989.80, 7,117,529.62 and 1,712,985.28

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Solution

The fourth proportional to 4,745,989.80, 7,117,529.62 and 1,712,985.28 is: 2,568,952.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,745,989.80 : 7,117,529.62 = 1,712,985.28 : x
  2. Step 2: Convert to fraction form
    4,745,989.80/7,117,529.62 = 1,712,985.28/x
  3. Step 3: Cross multiply
    4,745,989.80x = 7,117,529.62 × 1,712,985.28
  4. Step 4: Simplify right side
    4,745,989.80x = 12,192,223,469,023.99
  5. Step 5: Solve for x
    x = 12,192,223,469,023.99/4,745,989.80
  6. Step 6: Final answer
    x = 2,568,952.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.