Finding the Fourth Proportional to 2,411,959.57, 3,328,355.07 and 1,324,225.05
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Solution
The fourth proportional to 2,411,959.57, 3,328,355.07 and 1,324,225.05 is: 1,827,348.69
Step by Step Solution
- Step 1: Write the proportion equation
2,411,959.57 : 3,328,355.07 = 1,324,225.05 : x - Step 2: Convert to fraction form
2,411,959.57/3,328,355.07 = 1,324,225.05/x - Step 3: Cross multiply
2,411,959.57x = 3,328,355.07 × 1,324,225.05 - Step 4: Simplify right side
2,411,959.57x = 4,407,491,146,507.17 - Step 5: Solve for x
x = 4,407,491,146,507.17/2,411,959.57 - Step 6: Final answer
x = 1,827,348.69
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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.