Finding the Fourth Proportional to 3,404,651.94, 4,698,451.17 and 1,876,813.74
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Solution
The fourth proportional to 3,404,651.94, 4,698,451.17 and 1,876,813.74 is: 2,590,020.32
Step by Step Solution
- Step 1: Write the proportion equation
3,404,651.94 : 4,698,451.17 = 1,876,813.74 : x - Step 2: Convert to fraction form
3,404,651.94/4,698,451.17 = 1,876,813.74/x - Step 3: Cross multiply
3,404,651.94x = 4,698,451.17 × 1,876,813.74 - Step 4: Simplify right side
3,404,651.94x = 8,818,117,712,575.08 - Step 5: Solve for x
x = 8,818,117,712,575.08/3,404,651.94 - Step 6: Final answer
x = 2,590,020.32
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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.