Finding the Fourth Proportional to 2,865,349.02, 3,953,822.70 and 1,937,076.84
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Solution
The fourth proportional to 2,865,349.02, 3,953,822.70 and 1,937,076.84 is: 2,672,923.38
Step by Step Solution
- Step 1: Write the proportion equation
2,865,349.02 : 3,953,822.70 = 1,937,076.84 : x - Step 2: Convert to fraction form
2,865,349.02/3,953,822.70 = 1,937,076.84/x - Step 3: Cross multiply
2,865,349.02x = 3,953,822.70 × 1,937,076.84 - Step 4: Simplify right side
2,865,349.02x = 7,658,858,381,636.27 - Step 5: Solve for x
x = 7,658,858,381,636.27/2,865,349.02 - Step 6: Final answer
x = 2,672,923.38
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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.