Finding the Fourth Proportional to 2,207,390.94, 3,044,302.79 and 1,432,258.20
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Solution
The fourth proportional to 2,207,390.94, 3,044,302.79 and 1,432,258.20 is: 1,975,285.64
Step by Step Solution
- Step 1: Write the proportion equation
2,207,390.94 : 3,044,302.79 = 1,432,258.20 : x - Step 2: Convert to fraction form
2,207,390.94/3,044,302.79 = 1,432,258.20/x - Step 3: Cross multiply
2,207,390.94x = 3,044,302.79 × 1,432,258.20 - Step 4: Simplify right side
2,207,390.94x = 4,360,227,627,099.09 - Step 5: Solve for x
x = 4,360,227,627,099.09/2,207,390.94 - Step 6: Final answer
x = 1,975,285.64
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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.