Home / 1,255,917.64-1,733,114.02-712,090.19

Finding the Fourth Proportional to 1,255,917.64, 1,733,114.02 and 712,090.19

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Solution

The fourth proportional to 1,255,917.64, 1,733,114.02 and 712,090.19 is: 982,654.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,917.64 : 1,733,114.02 = 712,090.19 : x
  2. Step 2: Convert to fraction form
    1,255,917.64/1,733,114.02 = 712,090.19/x
  3. Step 3: Cross multiply
    1,255,917.64x = 1,733,114.02 × 712,090.19
  4. Step 4: Simplify right side
    1,255,917.64x = 1,234,133,485,932.43
  5. Step 5: Solve for x
    x = 1,234,133,485,932.43/1,255,917.64
  6. Step 6: Final answer
    x = 982,654.79

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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.