Finding the Fourth Proportional to 4,702,362.27, 7,053,480.36 and 1,290,644.84
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Solution
The fourth proportional to 4,702,362.27, 7,053,480.36 and 1,290,644.84 is: 1,935,949.95
Step by Step Solution
- Step 1: Write the proportion equation
4,702,362.27 : 7,053,480.36 = 1,290,644.84 : x - Step 2: Convert to fraction form
4,702,362.27/7,053,480.36 = 1,290,644.84/x - Step 3: Cross multiply
4,702,362.27x = 7,053,480.36 × 1,290,644.84 - Step 4: Simplify right side
4,702,362.27x = 9,103,538,013,624.40 - Step 5: Solve for x
x = 9,103,538,013,624.40/4,702,362.27 - Step 6: Final answer
x = 1,935,949.95
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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.