Finding the Fourth Proportional to 2,265,071.61, 3,125,799.33 and 1,246,476.36
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Solution
The fourth proportional to 2,265,071.61, 3,125,799.33 and 1,246,476.36 is: 1,720,137.66
Step by Step Solution
- Step 1: Write the proportion equation
2,265,071.61 : 3,125,799.33 = 1,246,476.36 : x - Step 2: Convert to fraction form
2,265,071.61/3,125,799.33 = 1,246,476.36/x - Step 3: Cross multiply
2,265,071.61x = 3,125,799.33 × 1,246,476.36 - Step 4: Simplify right side
2,265,071.61x = 3,896,234,985,007.73 - Step 5: Solve for x
x = 3,896,234,985,007.73/2,265,071.61 - Step 6: Final answer
x = 1,720,137.66
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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.