Finding the Fourth Proportional to 5,374,824.26, 7,417,257.56 and 2,960,376.26
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Solution
The fourth proportional to 5,374,824.26, 7,417,257.56 and 2,960,376.26 is: 4,085,319.28
Step by Step Solution
- Step 1: Write the proportion equation
5,374,824.26 : 7,417,257.56 = 2,960,376.26 : x - Step 2: Convert to fraction form
5,374,824.26/7,417,257.56 = 2,960,376.26/x - Step 3: Cross multiply
5,374,824.26x = 7,417,257.56 × 2,960,376.26 - Step 4: Simplify right side
5,374,824.26x = 21,957,873,194,929.52 - Step 5: Solve for x
x = 21,957,873,194,929.52/5,374,824.26 - Step 6: Final answer
x = 4,085,319.28
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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.