Finding the Fourth Proportional to 2,901,707.68, 4,004,038.62 and 1,677,827.98
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Solution
The fourth proportional to 2,901,707.68, 4,004,038.62 and 1,677,827.98 is: 2,315,218.75
Step by Step Solution
- Step 1: Write the proportion equation
2,901,707.68 : 4,004,038.62 = 1,677,827.98 : x - Step 2: Convert to fraction form
2,901,707.68/4,004,038.62 = 1,677,827.98/x - Step 3: Cross multiply
2,901,707.68x = 4,004,038.62 × 1,677,827.98 - Step 4: Simplify right side
2,901,707.68x = 6,718,088,029,636.59 - Step 5: Solve for x
x = 6,718,088,029,636.59/2,901,707.68 - Step 6: Final answer
x = 2,315,218.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.