Home / 1,076,954.40-1,611,932.40-839,008.80

Finding the Fourth Proportional to 1,076,954.40, 1,611,932.40 and 839,008.80

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Solution

The fourth proportional to 1,076,954.40, 1,611,932.40 and 839,008.80 is: 1,255,787.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,954.40 : 1,611,932.40 = 839,008.80 : x
  2. Step 2: Convert to fraction form
    1,076,954.40/1,611,932.40 = 839,008.80/x
  3. Step 3: Cross multiply
    1,076,954.40x = 1,611,932.40 × 839,008.80
  4. Step 4: Simplify right side
    1,076,954.40x = 1,352,425,468,605.12
  5. Step 5: Solve for x
    x = 1,352,425,468,605.12/1,076,954.40
  6. Step 6: Final answer
    x = 1,255,787.12

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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.