Home / 2,136,007.85-3,203,513.37-619,283.72

Finding the Fourth Proportional to 2,136,007.85, 3,203,513.37 and 619,283.72

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Solution

The fourth proportional to 2,136,007.85, 3,203,513.37 and 619,283.72 is: 928,781.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,136,007.85 : 3,203,513.37 = 619,283.72 : x
  2. Step 2: Convert to fraction form
    2,136,007.85/3,203,513.37 = 619,283.72/x
  3. Step 3: Cross multiply
    2,136,007.85x = 3,203,513.37 × 619,283.72
  4. Step 4: Simplify right side
    2,136,007.85x = 1,983,883,660,825.77
  5. Step 5: Solve for x
    x = 1,983,883,660,825.77/2,136,007.85
  6. Step 6: Final answer
    x = 928,781.07

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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.