Home / 1,972,406.80-2,958,610.20-1,617,821.20

Finding the Fourth Proportional to 1,972,406.80, 2,958,610.20 and 1,617,821.20

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Solution

The fourth proportional to 1,972,406.80, 2,958,610.20 and 1,617,821.20 is: 2,426,731.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,406.80 : 2,958,610.20 = 1,617,821.20 : x
  2. Step 2: Convert to fraction form
    1,972,406.80/2,958,610.20 = 1,617,821.20/x
  3. Step 3: Cross multiply
    1,972,406.80x = 2,958,610.20 × 1,617,821.20
  4. Step 4: Simplify right side
    1,972,406.80x = 4,786,502,304,096.24
  5. Step 5: Solve for x
    x = 4,786,502,304,096.24/1,972,406.80
  6. Step 6: Final answer
    x = 2,426,731.80

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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.