Finding the Fourth Proportional to 1,589,466.12, 2,193,396.48 and 901,184.28
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Solution
The fourth proportional to 1,589,466.12, 2,193,396.48 and 901,184.28 is: 1,243,596.45
Step by Step Solution
- Step 1: Write the proportion equation
1,589,466.12 : 2,193,396.48 = 901,184.28 : x - Step 2: Convert to fraction form
1,589,466.12/2,193,396.48 = 901,184.28/x - Step 3: Cross multiply
1,589,466.12x = 2,193,396.48 × 901,184.28 - Step 4: Simplify right side
1,589,466.12x = 1,976,654,427,583.33 - Step 5: Solve for x
x = 1,976,654,427,583.33/1,589,466.12 - Step 6: Final answer
x = 1,243,596.45
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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.