Home / 1,165,446.40-1,608,315.56-682,103.60

Finding the Fourth Proportional to 1,165,446.40, 1,608,315.56 and 682,103.60

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Solution

The fourth proportional to 1,165,446.40, 1,608,315.56 and 682,103.60 is: 941,302.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,446.40 : 1,608,315.56 = 682,103.60 : x
  2. Step 2: Convert to fraction form
    1,165,446.40/1,608,315.56 = 682,103.60/x
  3. Step 3: Cross multiply
    1,165,446.40x = 1,608,315.56 × 682,103.60
  4. Step 4: Simplify right side
    1,165,446.40x = 1,097,037,833,412.02
  5. Step 5: Solve for x
    x = 1,097,037,833,412.02/1,165,446.40
  6. Step 6: Final answer
    x = 941,302.69

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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.