Finding the Fourth Proportional to 2,966,411.70, 4,093,534.50 and 1,677,279.06
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Solution
The fourth proportional to 2,966,411.70, 4,093,534.50 and 1,677,279.06 is: 2,314,580.84
Step by Step Solution
- Step 1: Write the proportion equation
2,966,411.70 : 4,093,534.50 = 1,677,279.06 : x - Step 2: Convert to fraction form
2,966,411.70/4,093,534.50 = 1,677,279.06/x - Step 3: Cross multiply
2,966,411.70x = 4,093,534.50 × 1,677,279.06 - Step 4: Simplify right side
2,966,411.70x = 6,865,999,698,237.57 - Step 5: Solve for x
x = 6,865,999,698,237.57/2,966,411.70 - Step 6: Final answer
x = 2,314,580.84
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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.