Home / 1,093,120.60-1,639,911.30-461,709.40

Finding the Fourth Proportional to 1,093,120.60, 1,639,911.30 and 461,709.40

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Solution

The fourth proportional to 1,093,120.60, 1,639,911.30 and 461,709.40 is: 692,661.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,120.60 : 1,639,911.30 = 461,709.40 : x
  2. Step 2: Convert to fraction form
    1,093,120.60/1,639,911.30 = 461,709.40/x
  3. Step 3: Cross multiply
    1,093,120.60x = 1,639,911.30 × 461,709.40
  4. Step 4: Simplify right side
    1,093,120.60x = 757,162,462,376.22
  5. Step 5: Solve for x
    x = 757,162,462,376.22/1,093,120.60
  6. Step 6: Final answer
    x = 692,661.42

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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.