Home / 1,548,825.83-2,136,993.09-928,728.33

Finding the Fourth Proportional to 1,548,825.83, 2,136,993.09 and 928,728.33

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Solution

The fourth proportional to 1,548,825.83, 2,136,993.09 and 928,728.33 is: 1,281,413.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,548,825.83 : 2,136,993.09 = 928,728.33 : x
  2. Step 2: Convert to fraction form
    1,548,825.83/2,136,993.09 = 928,728.33/x
  3. Step 3: Cross multiply
    1,548,825.83x = 2,136,993.09 × 928,728.33
  4. Step 4: Simplify right side
    1,548,825.83x = 1,984,686,023,697.24
  5. Step 5: Solve for x
    x = 1,984,686,023,697.24/1,548,825.83
  6. Step 6: Final answer
    x = 1,281,413.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.