Finding the Fourth Proportional to 1,836,159.19, 2,754,019.68 and 488,420.44
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Solution
The fourth proportional to 1,836,159.19, 2,754,019.68 and 488,420.44 is: 732,572.38
Step by Step Solution
- Step 1: Write the proportion equation
1,836,159.19 : 2,754,019.68 = 488,420.44 : x - Step 2: Convert to fraction form
1,836,159.19/2,754,019.68 = 488,420.44/x - Step 3: Cross multiply
1,836,159.19x = 2,754,019.68 × 488,420.44 - Step 4: Simplify right side
1,836,159.19x = 1,345,119,503,874.26 - Step 5: Solve for x
x = 1,345,119,503,874.26/1,836,159.19 - Step 6: Final answer
x = 732,572.38
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.