Finding the Fourth Proportional to 2,651,386.44, 3,977,336.64 and 1,053,591.60
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Solution
The fourth proportional to 2,651,386.44, 3,977,336.64 and 1,053,591.60 is: 1,580,489.52
Step by Step Solution
- Step 1: Write the proportion equation
2,651,386.44 : 3,977,336.64 = 1,053,591.60 : x - Step 2: Convert to fraction form
2,651,386.44/3,977,336.64 = 1,053,591.60/x - Step 3: Cross multiply
2,651,386.44x = 3,977,336.64 × 1,053,591.60 - Step 4: Simplify right side
2,651,386.44x = 4,190,488,474,276.22 - Step 5: Solve for x
x = 4,190,488,474,276.22/2,651,386.44 - Step 6: Final answer
x = 1,580,489.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.