Home / 2,155,728.70-3,232,116.82-1,019,035.45

Finding the Fourth Proportional to 2,155,728.70, 3,232,116.82 and 1,019,035.45

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Solution

The fourth proportional to 2,155,728.70, 3,232,116.82 and 1,019,035.45 is: 1,527,855.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,155,728.70 : 3,232,116.82 = 1,019,035.45 : x
  2. Step 2: Convert to fraction form
    2,155,728.70/3,232,116.82 = 1,019,035.45/x
  3. Step 3: Cross multiply
    2,155,728.70x = 3,232,116.82 × 1,019,035.45
  4. Step 4: Simplify right side
    2,155,728.70x = 3,293,641,618,121.27
  5. Step 5: Solve for x
    x = 3,293,641,618,121.27/2,155,728.70
  6. Step 6: Final answer
    x = 1,527,855.35

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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.