Home / 1,122,204.18-1,683,543-363,986.79

Finding the Fourth Proportional to 1,122,204.18, 1,683,543 and 363,986.79

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Solution

The fourth proportional to 1,122,204.18, 1,683,543 and 363,986.79 is: 546,056.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,204.18 : 1,683,543 = 363,986.79 : x
  2. Step 2: Convert to fraction form
    1,122,204.18/1,683,543 = 363,986.79/x
  3. Step 3: Cross multiply
    1,122,204.18x = 1,683,543 × 363,986.79
  4. Step 4: Simplify right side
    1,122,204.18x = 612,787,412,396.97
  5. Step 5: Solve for x
    x = 612,787,412,396.97/1,122,204.18
  6. Step 6: Final answer
    x = 546,056.97

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1.5x scale

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.