Finding the Fourth Proportional to 4,489,941.51, 6,196,125.06 and 2,556,202.05
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Solution
The fourth proportional to 4,489,941.51, 6,196,125.06 and 2,556,202.05 is: 3,527,562.12
Step by Step Solution
- Step 1: Write the proportion equation
4,489,941.51 : 6,196,125.06 = 2,556,202.05 : x - Step 2: Convert to fraction form
4,489,941.51/6,196,125.06 = 2,556,202.05/x - Step 3: Cross multiply
4,489,941.51x = 6,196,125.06 × 2,556,202.05 - Step 4: Simplify right side
4,489,941.51x = 15,838,547,580,428.37 - Step 5: Solve for x
x = 15,838,547,580,428.37/4,489,941.51 - Step 6: Final answer
x = 3,527,562.12
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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.