Home / 1,239,944.49-1,860,111.14-529,976.25

Finding the Fourth Proportional to 1,239,944.49, 1,860,111.14 and 529,976.25

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Solution

The fourth proportional to 1,239,944.49, 1,860,111.14 and 529,976.25 is: 795,047.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,944.49 : 1,860,111.14 = 529,976.25 : x
  2. Step 2: Convert to fraction form
    1,239,944.49/1,860,111.14 = 529,976.25/x
  3. Step 3: Cross multiply
    1,239,944.49x = 1,860,111.14 × 529,976.25
  4. Step 4: Simplify right side
    1,239,944.49x = 985,814,723,910.54
  5. Step 5: Solve for x
    x = 985,814,723,910.54/1,239,944.49
  6. Step 6: Final answer
    x = 795,047.47

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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.