Finding the Fourth Proportional to 2,650,097.15, 3,977,124.29 and 1,968,557.80
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Solution
The fourth proportional to 2,650,097.15, 3,977,124.29 and 1,968,557.80 is: 2,954,306.43
Step by Step Solution
- Step 1: Write the proportion equation
2,650,097.15 : 3,977,124.29 = 1,968,557.80 : x - Step 2: Convert to fraction form
2,650,097.15/3,977,124.29 = 1,968,557.80/x - Step 3: Cross multiply
2,650,097.15x = 3,977,124.29 × 1,968,557.80 - Step 4: Simplify right side
2,650,097.15x = 7,829,199,042,648.96 - Step 5: Solve for x
x = 7,829,199,042,648.96/2,650,097.15 - Step 6: Final answer
x = 2,954,306.43
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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.