Home / 1,285,009.41-1,773,313.00-712,049.59

Finding the Fourth Proportional to 1,285,009.41, 1,773,313.00 and 712,049.59

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Solution

The fourth proportional to 1,285,009.41, 1,773,313.00 and 712,049.59 is: 982,628.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,285,009.41 : 1,773,313.00 = 712,049.59 : x
  2. Step 2: Convert to fraction form
    1,285,009.41/1,773,313.00 = 712,049.59/x
  3. Step 3: Cross multiply
    1,285,009.41x = 1,773,313.00 × 712,049.59
  4. Step 4: Simplify right side
    1,285,009.41x = 1,262,686,789,058.58
  5. Step 5: Solve for x
    x = 1,262,686,789,058.58/1,285,009.41
  6. Step 6: Final answer
    x = 982,628.43

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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.