Finding the Fourth Proportional to 4,987,992.41, 6,883,506.11 and 2,922,513.67
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Solution
The fourth proportional to 4,987,992.41, 6,883,506.11 and 2,922,513.67 is: 4,033,113.74
Step by Step Solution
- Step 1: Write the proportion equation
4,987,992.41 : 6,883,506.11 = 2,922,513.67 : x - Step 2: Convert to fraction form
4,987,992.41/6,883,506.11 = 2,922,513.67/x - Step 3: Cross multiply
4,987,992.41x = 6,883,506.11 × 2,922,513.67 - Step 4: Simplify right side
4,987,992.41x = 20,117,140,704,003.52 - Step 5: Solve for x
x = 20,117,140,704,003.52/4,987,992.41 - Step 6: Final answer
x = 4,033,113.74
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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.