Finding the Fourth Proportional to 1,248,644.49, 1,723,141.69 and 675,696.96
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Solution
The fourth proportional to 1,248,644.49, 1,723,141.69 and 675,696.96 is: 932,468.46
Step by Step Solution
- Step 1: Write the proportion equation
1,248,644.49 : 1,723,141.69 = 675,696.96 : x - Step 2: Convert to fraction form
1,248,644.49/1,723,141.69 = 675,696.96/x - Step 3: Cross multiply
1,248,644.49x = 1,723,141.69 × 675,696.96 - Step 4: Simplify right side
1,248,644.49x = 1,164,321,602,426.88 - Step 5: Solve for x
x = 1,164,321,602,426.88/1,248,644.49 - Step 6: Final answer
x = 932,468.46
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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.