Finding the Fourth Proportional to 5,165,483.30, 7,748,224.90 and 1,883,083.94
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Solution
The fourth proportional to 5,165,483.30, 7,748,224.90 and 1,883,083.94 is: 2,824,625.89
Step by Step Solution
- Step 1: Write the proportion equation
5,165,483.30 : 7,748,224.90 = 1,883,083.94 : x - Step 2: Convert to fraction form
5,165,483.30/7,748,224.90 = 1,883,083.94/x - Step 3: Cross multiply
5,165,483.30x = 7,748,224.90 × 1,883,083.94 - Step 4: Simplify right side
5,165,483.30x = 14,590,557,872,698.11 - Step 5: Solve for x
x = 14,590,557,872,698.11/5,165,483.30 - Step 6: Final answer
x = 2,824,625.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.