Finding the Fourth Proportional to 1,125,826.73, 1,553,629.23 and 609,571.74
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Solution
The fourth proportional to 1,125,826.73, 1,553,629.23 and 609,571.74 is: 841,202.69
Step by Step Solution
- Step 1: Write the proportion equation
1,125,826.73 : 1,553,629.23 = 609,571.74 : x - Step 2: Convert to fraction form
1,125,826.73/1,553,629.23 = 609,571.74/x - Step 3: Cross multiply
1,125,826.73x = 1,553,629.23 × 609,571.74 - Step 4: Simplify right side
1,125,826.73x = 947,048,473,045.96 - Step 5: Solve for x
x = 947,048,473,045.96/1,125,826.73 - Step 6: Final answer
x = 841,202.69
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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.