Finding the Fourth Proportional to 2,117,246.77, 3,174,084.84 and 918,266.05
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Solution
The fourth proportional to 2,117,246.77, 3,174,084.84 and 918,266.05 is: 1,376,624.77
Step by Step Solution
- Step 1: Write the proportion equation
2,117,246.77 : 3,174,084.84 = 918,266.05 : x - Step 2: Convert to fraction form
2,117,246.77/3,174,084.84 = 918,266.05/x - Step 3: Cross multiply
2,117,246.77x = 3,174,084.84 × 918,266.05 - Step 4: Simplify right side
2,117,246.77x = 2,914,654,348,391.68 - Step 5: Solve for x
x = 2,914,654,348,391.68/2,117,246.77 - Step 6: Final answer
x = 1,376,624.77
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.