Home / 2,824,771.84-3,898,139.20-1,535,644.80

Finding the Fourth Proportional to 2,824,771.84, 3,898,139.20 and 1,535,644.80

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Solution

The fourth proportional to 2,824,771.84, 3,898,139.20 and 1,535,644.80 is: 2,119,164.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,824,771.84 : 3,898,139.20 = 1,535,644.80 : x
  2. Step 2: Convert to fraction form
    2,824,771.84/3,898,139.20 = 1,535,644.80/x
  3. Step 3: Cross multiply
    2,824,771.84x = 3,898,139.20 × 1,535,644.80
  4. Step 4: Simplify right side
    2,824,771.84x = 5,986,157,192,156.16
  5. Step 5: Solve for x
    x = 5,986,157,192,156.16/2,824,771.84
  6. Step 6: Final answer
    x = 2,119,164.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.