Finding the Fourth Proportional to 2,371,584.30, 3,272,785.62 and 1,283,855.08
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Solution
The fourth proportional to 2,371,584.30, 3,272,785.62 and 1,283,855.08 is: 1,771,719.62
Step by Step Solution
- Step 1: Write the proportion equation
2,371,584.30 : 3,272,785.62 = 1,283,855.08 : x - Step 2: Convert to fraction form
2,371,584.30/3,272,785.62 = 1,283,855.08/x - Step 3: Cross multiply
2,371,584.30x = 3,272,785.62 × 1,283,855.08 - Step 4: Simplify right side
2,371,584.30x = 4,201,782,443,987.95 - Step 5: Solve for x
x = 4,201,782,443,987.95/2,371,584.30 - Step 6: Final answer
x = 1,771,719.62
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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.