Finding the Fourth Proportional to 5,390,363.40, 8,086,707.60 and 1,552,159.92
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Solution
The fourth proportional to 5,390,363.40, 8,086,707.60 and 1,552,159.92 is: 2,328,574.62
Step by Step Solution
- Step 1: Write the proportion equation
5,390,363.40 : 8,086,707.60 = 1,552,159.92 : x - Step 2: Convert to fraction form
5,390,363.40/8,086,707.60 = 1,552,159.92/x - Step 3: Cross multiply
5,390,363.40x = 8,086,707.60 × 1,552,159.92 - Step 4: Simplify right side
5,390,363.40x = 12,551,863,421,479.39 - Step 5: Solve for x
x = 12,551,863,421,479.39/5,390,363.40 - Step 6: Final answer
x = 2,328,574.62
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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.