Finding the Fourth Proportional to 4,645,266.90, 6,410,468.28 and 2,608,120.14
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Solution
The fourth proportional to 4,645,266.90, 6,410,468.28 and 2,608,120.14 is: 3,599,205.77
Step by Step Solution
- Step 1: Write the proportion equation
4,645,266.90 : 6,410,468.28 = 2,608,120.14 : x - Step 2: Convert to fraction form
4,645,266.90/6,410,468.28 = 2,608,120.14/x - Step 3: Cross multiply
4,645,266.90x = 6,410,468.28 × 2,608,120.14 - Step 4: Simplify right side
4,645,266.90x = 16,719,271,427,899.16 - Step 5: Solve for x
x = 16,719,271,427,899.16/4,645,266.90 - Step 6: Final answer
x = 3,599,205.77
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1.5x scale
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.