Finding the Fourth Proportional to 2,117,248.27, 3,174,087.09 and 918,267.55
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Solution
The fourth proportional to 2,117,248.27, 3,174,087.09 and 918,267.55 is: 1,376,627.02
Step by Step Solution
- Step 1: Write the proportion equation
2,117,248.27 : 3,174,087.09 = 918,267.55 : x - Step 2: Convert to fraction form
2,117,248.27/3,174,087.09 = 918,267.55/x - Step 3: Cross multiply
2,117,248.27x = 3,174,087.09 × 918,267.55 - Step 4: Simplify right side
2,117,248.27x = 2,914,661,175,620.93 - Step 5: Solve for x
x = 2,914,661,175,620.93/2,117,248.27 - Step 6: Final answer
x = 1,376,627.02
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1.5x scale
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.