Finding the Fourth Proportional to 4,671,573.40, 6,445,551.27 and 2,736,793.90
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Solution
The fourth proportional to 4,671,573.40, 6,445,551.27 and 2,736,793.90 is: 3,776,060.84
Step by Step Solution
- Step 1: Write the proportion equation
4,671,573.40 : 6,445,551.27 = 2,736,793.90 : x - Step 2: Convert to fraction form
4,671,573.40/6,445,551.27 = 2,736,793.90/x - Step 3: Cross multiply
4,671,573.40x = 6,445,551.27 × 2,736,793.90 - Step 4: Simplify right side
4,671,573.40x = 17,640,145,397,873.25 - Step 5: Solve for x
x = 17,640,145,397,873.25/4,671,573.40 - Step 6: Final answer
x = 3,776,060.84
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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.