Finding the Fourth Proportional to 1,816,345.04, 2,506,556.70 and 1,052,841.44
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Solution
The fourth proportional to 1,816,345.04, 2,506,556.70 and 1,052,841.44 is: 1,452,921.50
Step by Step Solution
- Step 1: Write the proportion equation
1,816,345.04 : 2,506,556.70 = 1,052,841.44 : x - Step 2: Convert to fraction form
1,816,345.04/2,506,556.70 = 1,052,841.44/x - Step 3: Cross multiply
1,816,345.04x = 2,506,556.70 × 1,052,841.44 - Step 4: Simplify right side
1,816,345.04x = 2,639,006,765,469.65 - Step 5: Solve for x
x = 2,639,006,765,469.65/1,816,345.04 - Step 6: Final answer
x = 1,452,921.50
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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.