Finding the Fourth Proportional to 5,838,176.40, 8,736,269.40 and 3,948,608.40
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Solution
The fourth proportional to 5,838,176.40, 8,736,269.40 and 3,948,608.40 is: 5,908,712.65
Step by Step Solution
- Step 1: Write the proportion equation
5,838,176.40 : 8,736,269.40 = 3,948,608.40 : x - Step 2: Convert to fraction form
5,838,176.40/8,736,269.40 = 3,948,608.40/x - Step 3: Cross multiply
5,838,176.40x = 8,736,269.40 × 3,948,608.40 - Step 4: Simplify right side
5,838,176.40x = 34,496,106,737,502.96 - Step 5: Solve for x
x = 34,496,106,737,502.96/5,838,176.40 - Step 6: Final answer
x = 5,908,712.65
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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.