Home / 1,820,200.16-2,728,173.92-1,369,472.72

Finding the Fourth Proportional to 1,820,200.16, 2,728,173.92 and 1,369,472.72

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Solution

The fourth proportional to 1,820,200.16, 2,728,173.92 and 1,369,472.72 is: 2,052,609.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,200.16 : 2,728,173.92 = 1,369,472.72 : x
  2. Step 2: Convert to fraction form
    1,820,200.16/2,728,173.92 = 1,369,472.72/x
  3. Step 3: Cross multiply
    1,820,200.16x = 2,728,173.92 × 1,369,472.72
  4. Step 4: Simplify right side
    1,820,200.16x = 3,736,159,758,855.46
  5. Step 5: Solve for x
    x = 3,736,159,758,855.46/1,820,200.16
  6. Step 6: Final answer
    x = 2,052,609.29

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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.