Home / 2,104,728.48-3,157,205.31-665,302.59

Finding the Fourth Proportional to 2,104,728.48, 3,157,205.31 and 665,302.59

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Solution

The fourth proportional to 2,104,728.48, 3,157,205.31 and 665,302.59 is: 997,989.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,104,728.48 : 3,157,205.31 = 665,302.59 : x
  2. Step 2: Convert to fraction form
    2,104,728.48/3,157,205.31 = 665,302.59/x
  3. Step 3: Cross multiply
    2,104,728.48x = 3,157,205.31 × 665,302.59
  4. Step 4: Simplify right side
    2,104,728.48x = 2,100,496,869,904.75
  5. Step 5: Solve for x
    x = 2,100,496,869,904.75/2,104,728.48
  6. Step 6: Final answer
    x = 997,989.47

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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.