Finding the Fourth Proportional to 2,675,718.45, 3,692,493.97 and 1,529,822.79
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Solution
The fourth proportional to 2,675,718.45, 3,692,493.97 and 1,529,822.79 is: 2,111,156.88
Step by Step Solution
- Step 1: Write the proportion equation
2,675,718.45 : 3,692,493.97 = 1,529,822.79 : x - Step 2: Convert to fraction form
2,675,718.45/3,692,493.97 = 1,529,822.79/x - Step 3: Cross multiply
2,675,718.45x = 3,692,493.97 × 1,529,822.79 - Step 4: Simplify right side
2,675,718.45x = 5,648,861,426,122.36 - Step 5: Solve for x
x = 5,648,861,426,122.36/2,675,718.45 - Step 6: Final answer
x = 2,111,156.88
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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.