Finding the Fourth Proportional to 4,863,982.80, 7,295,974.20 and 1,497,752.40
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Solution
The fourth proportional to 4,863,982.80, 7,295,974.20 and 1,497,752.40 is: 2,246,628.60
Step by Step Solution
- Step 1: Write the proportion equation
4,863,982.80 : 7,295,974.20 = 1,497,752.40 : x - Step 2: Convert to fraction form
4,863,982.80/7,295,974.20 = 1,497,752.40/x - Step 3: Cross multiply
4,863,982.80x = 7,295,974.20 × 1,497,752.40 - Step 4: Simplify right side
4,863,982.80x = 10,927,562,868,388.08 - Step 5: Solve for x
x = 10,927,562,868,388.08/4,863,982.80 - Step 6: Final answer
x = 2,246,628.60
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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.