Home / 1,076,949.19-1,485,928.88-611,699.57

Finding the Fourth Proportional to 1,076,949.19, 1,485,928.88 and 611,699.57

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Solution

The fourth proportional to 1,076,949.19, 1,485,928.88 and 611,699.57 is: 843,997.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,949.19 : 1,485,928.88 = 611,699.57 : x
  2. Step 2: Convert to fraction form
    1,076,949.19/1,485,928.88 = 611,699.57/x
  3. Step 3: Cross multiply
    1,076,949.19x = 1,485,928.88 × 611,699.57
  4. Step 4: Simplify right side
    1,076,949.19x = 908,942,056,783.32
  5. Step 5: Solve for x
    x = 908,942,056,783.32/1,076,949.19
  6. Step 6: Final answer
    x = 843,997.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.