Home / 2,021,418.40-3,030,086.40-1,008,983.20

Finding the Fourth Proportional to 2,021,418.40, 3,030,086.40 and 1,008,983.20

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Solution

The fourth proportional to 2,021,418.40, 3,030,086.40 and 1,008,983.20 is: 1,512,455.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,418.40 : 3,030,086.40 = 1,008,983.20 : x
  2. Step 2: Convert to fraction form
    2,021,418.40/3,030,086.40 = 1,008,983.20/x
  3. Step 3: Cross multiply
    2,021,418.40x = 3,030,086.40 × 1,008,983.20
  4. Step 4: Simplify right side
    2,021,418.40x = 3,057,306,272,148.48
  5. Step 5: Solve for x
    x = 3,057,306,272,148.48/2,021,418.40
  6. Step 6: Final answer
    x = 1,512,455.94

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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.