Finding the Fourth Proportional to 4,032,865.48, 5,565,284.29 and 2,197,338.85
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Solution
The fourth proportional to 4,032,865.48, 5,565,284.29 and 2,197,338.85 is: 3,032,289.43
Step by Step Solution
- Step 1: Write the proportion equation
4,032,865.48 : 5,565,284.29 = 2,197,338.85 : x - Step 2: Convert to fraction form
4,032,865.48/5,565,284.29 = 2,197,338.85/x - Step 3: Cross multiply
4,032,865.48x = 5,565,284.29 × 2,197,338.85 - Step 4: Simplify right side
4,032,865.48x = 12,228,815,376,218.32 - Step 5: Solve for x
x = 12,228,815,376,218.32/4,032,865.48 - Step 6: Final answer
x = 3,032,289.43
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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.