Finding the Fourth Proportional to 1,637,975.38, 2,260,306.59 and 902,897.44
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Solution
The fourth proportional to 1,637,975.38, 2,260,306.59 and 902,897.44 is: 1,245,943.66
Step by Step Solution
- Step 1: Write the proportion equation
1,637,975.38 : 2,260,306.59 = 902,897.44 : x - Step 2: Convert to fraction form
1,637,975.38/2,260,306.59 = 902,897.44/x - Step 3: Cross multiply
1,637,975.38x = 2,260,306.59 × 902,897.44 - Step 4: Simplify right side
1,637,975.38x = 2,040,825,033,726.13 - Step 5: Solve for x
x = 2,040,825,033,726.13/1,637,975.38 - Step 6: Final answer
x = 1,245,943.66
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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.