Finding the Fourth Proportional to 4,130,822.80, 6,196,233.02 and 1,290,934.96
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Solution
The fourth proportional to 4,130,822.80, 6,196,233.02 and 1,290,934.96 is: 1,936,402.07
Step by Step Solution
- Step 1: Write the proportion equation
4,130,822.80 : 6,196,233.02 = 1,290,934.96 : x - Step 2: Convert to fraction form
4,130,822.80/6,196,233.02 = 1,290,934.96/x - Step 3: Cross multiply
4,130,822.80x = 6,196,233.02 × 1,290,934.96 - Step 4: Simplify right side
4,130,822.80x = 7,998,933,825,824.38 - Step 5: Solve for x
x = 7,998,933,825,824.38/4,130,822.80 - Step 6: Final answer
x = 1,936,402.07
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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.