Finding the Fourth Proportional to 3,328,473.86, 4,593,249.27 and 1,858,404.99
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Solution
The fourth proportional to 3,328,473.86, 4,593,249.27 and 1,858,404.99 is: 2,564,573.96
Step by Step Solution
- Step 1: Write the proportion equation
3,328,473.86 : 4,593,249.27 = 1,858,404.99 : x - Step 2: Convert to fraction form
3,328,473.86/4,593,249.27 = 1,858,404.99/x - Step 3: Cross multiply
3,328,473.86x = 4,593,249.27 × 1,858,404.99 - Step 4: Simplify right side
3,328,473.86x = 8,536,117,363,681.86 - Step 5: Solve for x
x = 8,536,117,363,681.86/3,328,473.86 - Step 6: Final answer
x = 2,564,573.96
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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.