Home / 1,994,022.80-2,991,220.20-1,545,247.28

Finding the Fourth Proportional to 1,994,022.80, 2,991,220.20 and 1,545,247.28

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Solution

The fourth proportional to 1,994,022.80, 2,991,220.20 and 1,545,247.28 is: 2,318,015.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994,022.80 : 2,991,220.20 = 1,545,247.28 : x
  2. Step 2: Convert to fraction form
    1,994,022.80/2,991,220.20 = 1,545,247.28/x
  3. Step 3: Cross multiply
    1,994,022.80x = 2,991,220.20 × 1,545,247.28
  4. Step 4: Simplify right side
    1,994,022.80x = 4,622,174,877,931.06
  5. Step 5: Solve for x
    x = 4,622,174,877,931.06/1,994,022.80
  6. Step 6: Final answer
    x = 2,318,015.06

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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.