Home / 1,325,050.20-1,988,564.58-984,280.52

Finding the Fourth Proportional to 1,325,050.20, 1,988,564.58 and 984,280.52

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Solution

The fourth proportional to 1,325,050.20, 1,988,564.58 and 984,280.52 is: 1,477,155.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,050.20 : 1,988,564.58 = 984,280.52 : x
  2. Step 2: Convert to fraction form
    1,325,050.20/1,988,564.58 = 984,280.52/x
  3. Step 3: Cross multiply
    1,325,050.20x = 1,988,564.58 × 984,280.52
  4. Step 4: Simplify right side
    1,325,050.20x = 1,957,305,383,827.39
  5. Step 5: Solve for x
    x = 1,957,305,383,827.39/1,325,050.20
  6. Step 6: Final answer
    x = 1,477,155.65

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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.