Finding the Fourth Proportional to 1,691,794.70, 2,334,824.34 and 927,995.88
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Solution
The fourth proportional to 1,691,794.70, 2,334,824.34 and 927,995.88 is: 1,280,715.31
Step by Step Solution
- Step 1: Write the proportion equation
1,691,794.70 : 2,334,824.34 = 927,995.88 : x - Step 2: Convert to fraction form
1,691,794.70/2,334,824.34 = 927,995.88/x - Step 3: Cross multiply
1,691,794.70x = 2,334,824.34 × 927,995.88 - Step 4: Simplify right side
1,691,794.70x = 2,166,707,363,403.74 - Step 5: Solve for x
x = 2,166,707,363,403.74/1,691,794.70 - Step 6: Final answer
x = 1,280,715.31
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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.