Finding the Fourth Proportional to 4,307,812.97, 6,462,916.84 and 1,879,178.63
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Solution
The fourth proportional to 4,307,812.97, 6,462,916.84 and 1,879,178.63 is: 2,819,290.28
Step by Step Solution
- Step 1: Write the proportion equation
4,307,812.97 : 6,462,916.84 = 1,879,178.63 : x - Step 2: Convert to fraction form
4,307,812.97/6,462,916.84 = 1,879,178.63/x - Step 3: Cross multiply
4,307,812.97x = 6,462,916.84 × 1,879,178.63 - Step 4: Simplify right side
4,307,812.97x = 12,144,975,213,195.13 - Step 5: Solve for x
x = 12,144,975,213,195.13/4,307,812.97 - Step 6: Final answer
x = 2,819,290.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.