Finding the Fourth Proportional to 3,849,394.84, 5,311,804.97 and 2,300,349.12
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Solution
The fourth proportional to 3,849,394.84, 5,311,804.97 and 2,300,349.12 is: 3,174,266.71
Step by Step Solution
- Step 1: Write the proportion equation
3,849,394.84 : 5,311,804.97 = 2,300,349.12 : x - Step 2: Convert to fraction form
3,849,394.84/5,311,804.97 = 2,300,349.12/x - Step 3: Cross multiply
3,849,394.84x = 5,311,804.97 × 2,300,349.12 - Step 4: Simplify right side
3,849,394.84x = 12,219,005,874,182.73 - Step 5: Solve for x
x = 12,219,005,874,182.73/3,849,394.84 - Step 6: Final answer
x = 3,174,266.71
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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.