Finding the Fourth Proportional to 2,960,386.08, 4,085,431.64 and 1,814,244.99
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Solution
The fourth proportional to 2,960,386.08, 4,085,431.64 and 1,814,244.99 is: 2,503,718.66
Step by Step Solution
- Step 1: Write the proportion equation
2,960,386.08 : 4,085,431.64 = 1,814,244.99 : x - Step 2: Convert to fraction form
2,960,386.08/4,085,431.64 = 1,814,244.99/x - Step 3: Cross multiply
2,960,386.08x = 4,085,431.64 × 1,814,244.99 - Step 4: Simplify right side
2,960,386.08x = 7,411,973,875,786.26 - Step 5: Solve for x
x = 7,411,973,875,786.26/2,960,386.08 - Step 6: Final answer
x = 2,503,718.66
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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.