Home / 1,076,027.51-1,611,941.50-838,256.87

Finding the Fourth Proportional to 1,076,027.51, 1,611,941.50 and 838,256.87

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Solution

The fourth proportional to 1,076,027.51, 1,611,941.50 and 838,256.87 is: 1,255,749.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,027.51 : 1,611,941.50 = 838,256.87 : x
  2. Step 2: Convert to fraction form
    1,076,027.51/1,611,941.50 = 838,256.87/x
  3. Step 3: Cross multiply
    1,076,027.51x = 1,611,941.50 × 838,256.87
  4. Step 4: Simplify right side
    1,076,027.51x = 1,351,221,036,413.11
  5. Step 5: Solve for x
    x = 1,351,221,036,413.11/1,076,027.51
  6. Step 6: Final answer
    x = 1,255,749.53

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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.