Home / 1,076,193.08-1,485,090.30-668,286.15

Finding the Fourth Proportional to 1,076,193.08, 1,485,090.30 and 668,286.15

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Solution

The fourth proportional to 1,076,193.08, 1,485,090.30 and 668,286.15 is: 922,200.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,193.08 : 1,485,090.30 = 668,286.15 : x
  2. Step 2: Convert to fraction form
    1,076,193.08/1,485,090.30 = 668,286.15/x
  3. Step 3: Cross multiply
    1,076,193.08x = 1,485,090.30 × 668,286.15
  4. Step 4: Simplify right side
    1,076,193.08x = 992,465,272,167.22
  5. Step 5: Solve for x
    x = 992,465,272,167.22/1,076,193.08
  6. Step 6: Final answer
    x = 922,200.01

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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.