Finding the Fourth Proportional to 1,824,735.18, 2,518,089.96 and 1,008,918.12
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Solution
The fourth proportional to 1,824,735.18, 2,518,089.96 and 1,008,918.12 is: 1,392,282.35
Step by Step Solution
- Step 1: Write the proportion equation
1,824,735.18 : 2,518,089.96 = 1,008,918.12 : x - Step 2: Convert to fraction form
1,824,735.18/2,518,089.96 = 1,008,918.12/x - Step 3: Cross multiply
1,824,735.18x = 2,518,089.96 × 1,008,918.12 - Step 4: Simplify right side
1,824,735.18x = 2,540,546,588,434.08 - Step 5: Solve for x
x = 2,540,546,588,434.08/1,824,735.18 - Step 6: Final answer
x = 1,392,282.35
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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.