Home / 2,762,383.80-4,143,818.70-843,728.16

Finding the Fourth Proportional to 2,762,383.80, 4,143,818.70 and 843,728.16

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Solution

The fourth proportional to 2,762,383.80, 4,143,818.70 and 843,728.16 is: 1,265,666.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,762,383.80 : 4,143,818.70 = 843,728.16 : x
  2. Step 2: Convert to fraction form
    2,762,383.80/4,143,818.70 = 843,728.16/x
  3. Step 3: Cross multiply
    2,762,383.80x = 4,143,818.70 × 843,728.16
  4. Step 4: Simplify right side
    2,762,383.80x = 3,496,256,527,124.59
  5. Step 5: Solve for x
    x = 3,496,256,527,124.59/2,762,383.80
  6. Step 6: Final answer
    x = 1,265,666.46

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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.