Finding the Fourth Proportional to 4,159,683.16, 6,235,391.32 and 2,894,853.58
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Solution
The fourth proportional to 4,159,683.16, 6,235,391.32 and 2,894,853.58 is: 4,339,403.79
Step by Step Solution
- Step 1: Write the proportion equation
4,159,683.16 : 6,235,391.32 = 2,894,853.58 : x - Step 2: Convert to fraction form
4,159,683.16/6,235,391.32 = 2,894,853.58/x - Step 3: Cross multiply
4,159,683.16x = 6,235,391.32 × 2,894,853.58 - Step 4: Simplify right side
4,159,683.16x = 18,050,544,885,402.93 - Step 5: Solve for x
x = 18,050,544,885,402.93/4,159,683.16 - Step 6: Final answer
x = 4,339,403.79
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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.