Finding the Fourth Proportional to 5,748,319.26, 7,932,795.21 and 3,714,671.70
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Solution
The fourth proportional to 5,748,319.26, 7,932,795.21 and 3,714,671.70 is: 5,126,321.02
Step by Step Solution
- Step 1: Write the proportion equation
5,748,319.26 : 7,932,795.21 = 3,714,671.70 : x - Step 2: Convert to fraction form
5,748,319.26/7,932,795.21 = 3,714,671.70/x - Step 3: Cross multiply
5,748,319.26x = 7,932,795.21 × 3,714,671.70 - Step 4: Simplify right side
5,748,319.26x = 29,467,729,868,482.56 - Step 5: Solve for x
x = 29,467,729,868,482.56/5,748,319.26 - Step 6: Final answer
x = 5,126,321.02
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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.