Home / 1,705,559.52-2,559,676.46-1,189,871.13

Finding the Fourth Proportional to 1,705,559.52, 2,559,676.46 and 1,189,871.13

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Solution

The fourth proportional to 1,705,559.52, 2,559,676.46 and 1,189,871.13 is: 1,785,739.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,705,559.52 : 2,559,676.46 = 1,189,871.13 : x
  2. Step 2: Convert to fraction form
    1,705,559.52/2,559,676.46 = 1,189,871.13/x
  3. Step 3: Cross multiply
    1,705,559.52x = 2,559,676.46 × 1,189,871.13
  4. Step 4: Simplify right side
    1,705,559.52x = 3,045,685,115,945.24
  5. Step 5: Solve for x
    x = 3,045,685,115,945.24/1,705,559.52
  6. Step 6: Final answer
    x = 1,785,739.57

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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.