Finding the Fourth Proportional to 5,183,698.07, 7,774,660.90 and 1,396,295.21
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Solution
The fourth proportional to 5,183,698.07, 7,774,660.90 and 1,396,295.21 is: 2,094,204.10
Step by Step Solution
- Step 1: Write the proportion equation
5,183,698.07 : 7,774,660.90 = 1,396,295.21 : x - Step 2: Convert to fraction form
5,183,698.07/7,774,660.90 = 1,396,295.21/x - Step 3: Cross multiply
5,183,698.07x = 7,774,660.90 × 1,396,295.21 - Step 4: Simplify right side
5,183,698.07x = 10,855,721,774,044.29 - Step 5: Solve for x
x = 10,855,721,774,044.29/5,183,698.07 - Step 6: Final answer
x = 2,094,204.10
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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.