Finding the Fourth Proportional to 1,025,465.08, 1,415,170.34 and 566,609.21
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Solution
The fourth proportional to 1,025,465.08, 1,415,170.34 and 566,609.21 is: 781,936.48
Step by Step Solution
- Step 1: Write the proportion equation
1,025,465.08 : 1,415,170.34 = 566,609.21 : x - Step 2: Convert to fraction form
1,025,465.08/1,415,170.34 = 566,609.21/x - Step 3: Cross multiply
1,025,465.08x = 1,415,170.34 × 566,609.21 - Step 4: Simplify right side
1,025,465.08x = 801,848,553,317.28 - Step 5: Solve for x
x = 801,848,553,317.28/1,025,465.08 - Step 6: Final answer
x = 781,936.48
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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.