Finding the Fourth Proportional to 2,235,305.16, 3,350,936.16 and 815,029.14
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Solution
The fourth proportional to 2,235,305.16, 3,350,936.16 and 815,029.14 is: 1,221,806.61
Step by Step Solution
- Step 1: Write the proportion equation
2,235,305.16 : 3,350,936.16 = 815,029.14 : x - Step 2: Convert to fraction form
2,235,305.16/3,350,936.16 = 815,029.14/x - Step 3: Cross multiply
2,235,305.16x = 3,350,936.16 × 815,029.14 - Step 4: Simplify right side
2,235,305.16x = 2,731,110,616,679.70 - Step 5: Solve for x
x = 2,731,110,616,679.70/2,235,305.16 - Step 6: Final answer
x = 1,221,806.61
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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.