Finding the Fourth Proportional to 1,106,490.73, 1,526,921.40 and 635,076.09
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Solution
The fourth proportional to 1,106,490.73, 1,526,921.40 and 635,076.09 is: 876,384.45
Step by Step Solution
- Step 1: Write the proportion equation
1,106,490.73 : 1,526,921.40 = 635,076.09 : x - Step 2: Convert to fraction form
1,106,490.73/1,526,921.40 = 635,076.09/x - Step 3: Cross multiply
1,106,490.73x = 1,526,921.40 × 635,076.09 - Step 4: Simplify right side
1,106,490.73x = 969,711,266,495.53 - Step 5: Solve for x
x = 969,711,266,495.53/1,106,490.73 - Step 6: Final answer
x = 876,384.45
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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.