Home / 1,120,505.52-1,546,272.48-611,226.12

Finding the Fourth Proportional to 1,120,505.52, 1,546,272.48 and 611,226.12

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Solution

The fourth proportional to 1,120,505.52, 1,546,272.48 and 611,226.12 is: 843,478.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,505.52 : 1,546,272.48 = 611,226.12 : x
  2. Step 2: Convert to fraction form
    1,120,505.52/1,546,272.48 = 611,226.12/x
  3. Step 3: Cross multiply
    1,120,505.52x = 1,546,272.48 × 611,226.12
  4. Step 4: Simplify right side
    1,120,505.52x = 945,122,128,413.18
  5. Step 5: Solve for x
    x = 945,122,128,413.18/1,120,505.52
  6. Step 6: Final answer
    x = 843,478.33

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1.5x scale

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.