Finding the Fourth Proportional to 1,215,595.49, 1,823,470.99 and 467,641.49
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Solution
The fourth proportional to 1,215,595.49, 1,823,470.99 and 467,641.49 is: 701,492.14
Step by Step Solution
- Step 1: Write the proportion equation
1,215,595.49 : 1,823,470.99 = 467,641.49 : x - Step 2: Convert to fraction form
1,215,595.49/1,823,470.99 = 467,641.49/x - Step 3: Cross multiply
1,215,595.49x = 1,823,470.99 × 467,641.49 - Step 4: Simplify right side
1,215,595.49x = 852,730,680,448.92 - Step 5: Solve for x
x = 852,730,680,448.92/1,215,595.49 - Step 6: Final answer
x = 701,492.14
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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.