Home / 1,165,285.96-1,608,175.45-706,419.87

Finding the Fourth Proportional to 1,165,285.96, 1,608,175.45 and 706,419.87

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Solution

The fourth proportional to 1,165,285.96, 1,608,175.45 and 706,419.87 is: 974,908.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,285.96 : 1,608,175.45 = 706,419.87 : x
  2. Step 2: Convert to fraction form
    1,165,285.96/1,608,175.45 = 706,419.87/x
  3. Step 3: Cross multiply
    1,165,285.96x = 1,608,175.45 × 706,419.87
  4. Step 4: Simplify right side
    1,165,285.96x = 1,136,047,100,747.54
  5. Step 5: Solve for x
    x = 1,136,047,100,747.54/1,165,285.96
  6. Step 6: Final answer
    x = 974,908.42

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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.