Finding the Fourth Proportional to 3,416,146.14, 4,714,750.38 and 1,965,811.98
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Solution
The fourth proportional to 3,416,146.14, 4,714,750.38 and 1,965,811.98 is: 2,713,090.25
Step by Step Solution
- Step 1: Write the proportion equation
3,416,146.14 : 4,714,750.38 = 1,965,811.98 : x - Step 2: Convert to fraction form
3,416,146.14/4,714,750.38 = 1,965,811.98/x - Step 3: Cross multiply
3,416,146.14x = 4,714,750.38 × 1,965,811.98 - Step 4: Simplify right side
3,416,146.14x = 9,268,312,779,713.55 - Step 5: Solve for x
x = 9,268,312,779,713.55/3,416,146.14 - Step 6: Final answer
x = 2,713,090.25
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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.