Finding the Fourth Proportional to 1,530,205.92, 2,295,437.36 and 465,257.21
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Solution
The fourth proportional to 1,530,205.92, 2,295,437.36 and 465,257.21 is: 697,924.87
Step by Step Solution
- Step 1: Write the proportion equation
1,530,205.92 : 2,295,437.36 = 465,257.21 : x - Step 2: Convert to fraction form
1,530,205.92/2,295,437.36 = 465,257.21/x - Step 3: Cross multiply
1,530,205.92x = 2,295,437.36 × 465,257.21 - Step 4: Simplify right side
1,530,205.92x = 1,067,968,768,039.89 - Step 5: Solve for x
x = 1,067,968,768,039.89/1,530,205.92 - Step 6: Final answer
x = 697,924.87
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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.