Home / 1,076,026.51-1,611,940-838,255.87

Finding the Fourth Proportional to 1,076,026.51, 1,611,940 and 838,255.87

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Solution

The fourth proportional to 1,076,026.51, 1,611,940 and 838,255.87 is: 1,255,748.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,026.51 : 1,611,940 = 838,255.87 : x
  2. Step 2: Convert to fraction form
    1,076,026.51/1,611,940 = 838,255.87/x
  3. Step 3: Cross multiply
    1,076,026.51x = 1,611,940 × 838,255.87
  4. Step 4: Simplify right side
    1,076,026.51x = 1,351,218,167,087.80
  5. Step 5: Solve for x
    x = 1,351,218,167,087.80/1,076,026.51
  6. Step 6: Final answer
    x = 1,255,748.03

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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.