Finding the Fourth Proportional to 2,298,517.13, 3,171,953.48 and 1,332,207.92
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Solution
The fourth proportional to 2,298,517.13, 3,171,953.48 and 1,332,207.92 is: 1,838,446.84
Step by Step Solution
- Step 1: Write the proportion equation
2,298,517.13 : 3,171,953.48 = 1,332,207.92 : x - Step 2: Convert to fraction form
2,298,517.13/3,171,953.48 = 1,332,207.92/x - Step 3: Cross multiply
2,298,517.13x = 3,171,953.48 × 1,332,207.92 - Step 4: Simplify right side
2,298,517.13x = 4,225,701,547,927.56 - Step 5: Solve for x
x = 4,225,701,547,927.56/2,298,517.13 - Step 6: Final answer
x = 1,838,446.84
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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.