Finding the Fourth Proportional to 1,592,134.78, 2,197,146.14 and 866,982.28
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Solution
The fourth proportional to 1,592,134.78, 2,197,146.14 and 866,982.28 is: 1,196,435.62
Step by Step Solution
- Step 1: Write the proportion equation
1,592,134.78 : 2,197,146.14 = 866,982.28 : x - Step 2: Convert to fraction form
1,592,134.78/2,197,146.14 = 866,982.28/x - Step 3: Cross multiply
1,592,134.78x = 2,197,146.14 × 866,982.28 - Step 4: Simplify right side
1,592,134.78x = 1,904,886,763,373.81 - Step 5: Solve for x
x = 1,904,886,763,373.81/1,592,134.78 - Step 6: Final answer
x = 1,196,435.62
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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.