Home / 1,843,048.12-2,765,817.16-644,980.81

Finding the Fourth Proportional to 1,843,048.12, 2,765,817.16 and 644,980.81

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Solution

The fourth proportional to 1,843,048.12, 2,765,817.16 and 644,980.81 is: 967,906.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843,048.12 : 2,765,817.16 = 644,980.81 : x
  2. Step 2: Convert to fraction form
    1,843,048.12/2,765,817.16 = 644,980.81/x
  3. Step 3: Cross multiply
    1,843,048.12x = 2,765,817.16 × 644,980.81
  4. Step 4: Simplify right side
    1,843,048.12x = 1,783,898,992,168.70
  5. Step 5: Solve for x
    x = 1,783,898,992,168.70/1,843,048.12
  6. Step 6: Final answer
    x = 967,906.90

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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.