Finding the Fourth Proportional to 2,226,323, 3,072,331.68 and 1,207,727.76
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Solution
The fourth proportional to 2,226,323, 3,072,331.68 and 1,207,727.76 is: 1,666,667.53
Step by Step Solution
- Step 1: Write the proportion equation
2,226,323 : 3,072,331.68 = 1,207,727.76 : x - Step 2: Convert to fraction form
2,226,323/3,072,331.68 = 1,207,727.76/x - Step 3: Cross multiply
2,226,323x = 3,072,331.68 × 1,207,727.76 - Step 4: Simplify right side
2,226,323x = 3,710,540,257,863.44 - Step 5: Solve for x
x = 3,710,540,257,863.44/2,226,323 - Step 6: Final answer
x = 1,666,667.53
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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.