Finding the Fourth Proportional to 4,683,954.78, 6,465,641.32 and 3,052,758.96
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Solution
The fourth proportional to 4,683,954.78, 6,465,641.32 and 3,052,758.96 is: 4,213,969.90
Step by Step Solution
- Step 1: Write the proportion equation
4,683,954.78 : 6,465,641.32 = 3,052,758.96 : x - Step 2: Convert to fraction form
4,683,954.78/6,465,641.32 = 3,052,758.96/x - Step 3: Cross multiply
4,683,954.78x = 6,465,641.32 × 3,052,758.96 - Step 4: Simplify right side
4,683,954.78x = 19,738,044,471,776.23 - Step 5: Solve for x
x = 19,738,044,471,776.23/4,683,954.78 - Step 6: Final answer
x = 4,213,969.90
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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.