Finding the Fourth Proportional to 4,218,366.29, 6,329,852.94 and 1,789,141.68
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Solution
The fourth proportional to 4,218,366.29, 6,329,852.94 and 1,789,141.68 is: 2,684,689.51
Step by Step Solution
- Step 1: Write the proportion equation
4,218,366.29 : 6,329,852.94 = 1,789,141.68 : x - Step 2: Convert to fraction form
4,218,366.29/6,329,852.94 = 1,789,141.68/x - Step 3: Cross multiply
4,218,366.29x = 6,329,852.94 × 1,789,141.68 - Step 4: Simplify right side
4,218,366.29x = 11,325,003,723,224.54 - Step 5: Solve for x
x = 11,325,003,723,224.54/4,218,366.29 - Step 6: Final answer
x = 2,684,689.51
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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.