Finding the Fourth Proportional to 1,124,194.39, 1,686,275.98 and 271,258.92
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Solution
The fourth proportional to 1,124,194.39, 1,686,275.98 and 271,258.92 is: 406,884.61
Step by Step Solution
- Step 1: Write the proportion equation
1,124,194.39 : 1,686,275.98 = 271,258.92 : x - Step 2: Convert to fraction form
1,124,194.39/1,686,275.98 = 271,258.92/x - Step 3: Cross multiply
1,124,194.39x = 1,686,275.98 × 271,258.92 - Step 4: Simplify right side
1,124,194.39x = 457,417,401,156.74 - Step 5: Solve for x
x = 457,417,401,156.74/1,124,194.39 - Step 6: Final answer
x = 406,884.61
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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.