Finding the Fourth Proportional to 2,993,030.84, 4,130,382.40 and 1,616,374.42
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Solution
The fourth proportional to 2,993,030.84, 4,130,382.40 and 1,616,374.42 is: 2,230,596.61
Step by Step Solution
- Step 1: Write the proportion equation
2,993,030.84 : 4,130,382.40 = 1,616,374.42 : x - Step 2: Convert to fraction form
2,993,030.84/4,130,382.40 = 1,616,374.42/x - Step 3: Cross multiply
2,993,030.84x = 4,130,382.40 × 1,616,374.42 - Step 4: Simplify right side
2,993,030.84x = 6,676,244,456,178.21 - Step 5: Solve for x
x = 6,676,244,456,178.21/2,993,030.84 - Step 6: Final answer
x = 2,230,596.61
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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.