Finding the Fourth Proportional to 1,924,930.98, 2,885,772.42 and 1,213,390.26
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Solution
The fourth proportional to 1,924,930.98, 2,885,772.42 and 1,213,390.26 is: 1,819,061.66
Step by Step Solution
- Step 1: Write the proportion equation
1,924,930.98 : 2,885,772.42 = 1,213,390.26 : x - Step 2: Convert to fraction form
1,924,930.98/2,885,772.42 = 1,213,390.26/x - Step 3: Cross multiply
1,924,930.98x = 2,885,772.42 × 1,213,390.26 - Step 4: Simplify right side
1,924,930.98x = 3,501,568,147,004.63 - Step 5: Solve for x
x = 3,501,568,147,004.63/1,924,930.98 - Step 6: Final answer
x = 1,819,061.66
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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.