Home / 1,076,024.76-1,611,937.38-838,254.12

Finding the Fourth Proportional to 1,076,024.76, 1,611,937.38 and 838,254.12

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Solution

The fourth proportional to 1,076,024.76, 1,611,937.38 and 838,254.12 is: 1,255,745.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,024.76 : 1,611,937.38 = 838,254.12 : x
  2. Step 2: Convert to fraction form
    1,076,024.76/1,611,937.38 = 838,254.12/x
  3. Step 3: Cross multiply
    1,076,024.76x = 1,611,937.38 × 838,254.12
  4. Step 4: Simplify right side
    1,076,024.76x = 1,351,213,149,967.01
  5. Step 5: Solve for x
    x = 1,351,213,149,967.01/1,076,024.76
  6. Step 6: Final answer
    x = 1,255,745.41

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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.