Finding the Fourth Proportional to 4,413,853.79, 6,617,207.36 and 1,379,657.37
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Solution
The fourth proportional to 4,413,853.79, 6,617,207.36 and 1,379,657.37 is: 2,068,369.13
Step by Step Solution
- Step 1: Write the proportion equation
4,413,853.79 : 6,617,207.36 = 1,379,657.37 : x - Step 2: Convert to fraction form
4,413,853.79/6,617,207.36 = 1,379,657.37/x - Step 3: Cross multiply
4,413,853.79x = 6,617,207.36 × 1,379,657.37 - Step 4: Simplify right side
4,413,853.79x = 9,129,478,896,143.96 - Step 5: Solve for x
x = 9,129,478,896,143.96/4,413,853.79 - Step 6: Final answer
x = 2,068,369.13
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.