Finding the Fourth Proportional to 2,046,146.66, 2,823,645.12 and 1,128,460.62
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Solution
The fourth proportional to 2,046,146.66, 2,823,645.12 and 1,128,460.62 is: 1,557,255.10
Step by Step Solution
- Step 1: Write the proportion equation
2,046,146.66 : 2,823,645.12 = 1,128,460.62 : x - Step 2: Convert to fraction form
2,046,146.66/2,823,645.12 = 1,128,460.62/x - Step 3: Cross multiply
2,046,146.66x = 2,823,645.12 × 1,128,460.62 - Step 4: Simplify right side
2,046,146.66x = 3,186,372,322,775.18 - Step 5: Solve for x
x = 3,186,372,322,775.18/2,046,146.66 - Step 6: Final answer
x = 1,557,255.10
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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.