Finding the Fourth Proportional to 1,671,403.14, 2,306,536.26 and 907,456.80
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Solution
The fourth proportional to 1,671,403.14, 2,306,536.26 and 907,456.80 is: 1,252,290.34
Step by Step Solution
- Step 1: Write the proportion equation
1,671,403.14 : 2,306,536.26 = 907,456.80 : x - Step 2: Convert to fraction form
1,671,403.14/2,306,536.26 = 907,456.80/x - Step 3: Cross multiply
1,671,403.14x = 2,306,536.26 × 907,456.80 - Step 4: Simplify right side
1,671,403.14x = 2,093,082,013,583.57 - Step 5: Solve for x
x = 2,093,082,013,583.57/1,671,403.14 - Step 6: Final answer
x = 1,252,290.34
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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.