Finding the Fourth Proportional to 1,674,843.68, 2,311,217.88 and 910,897.04
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Solution
The fourth proportional to 1,674,843.68, 2,311,217.88 and 910,897.04 is: 1,257,001.80
Step by Step Solution
- Step 1: Write the proportion equation
1,674,843.68 : 2,311,217.88 = 910,897.04 : x - Step 2: Convert to fraction form
1,674,843.68/2,311,217.88 = 910,897.04/x - Step 3: Cross multiply
1,674,843.68x = 2,311,217.88 × 910,897.04 - Step 4: Simplify right side
1,674,843.68x = 2,105,281,525,687.08 - Step 5: Solve for x
x = 2,105,281,525,687.08/1,674,843.68 - Step 6: Final answer
x = 1,257,001.80
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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.