Finding the Fourth Proportional to 3,013,382.84, 4,158,498.84 and 1,636,753.44
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Solution
The fourth proportional to 3,013,382.84, 4,158,498.84 and 1,636,753.44 is: 2,258,736.32
Step by Step Solution
- Step 1: Write the proportion equation
3,013,382.84 : 4,158,498.84 = 1,636,753.44 : x - Step 2: Convert to fraction form
3,013,382.84/4,158,498.84 = 1,636,753.44/x - Step 3: Cross multiply
3,013,382.84x = 4,158,498.84 × 1,636,753.44 - Step 4: Simplify right side
3,013,382.84x = 6,806,437,252,629.75 - Step 5: Solve for x
x = 6,806,437,252,629.75/3,013,382.84 - Step 6: Final answer
x = 2,258,736.32
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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.