Finding the Fourth Proportional to 4,243,556.02, 6,365,271.70 and 1,048,682.12
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Solution
The fourth proportional to 4,243,556.02, 6,365,271.70 and 1,048,682.12 is: 1,573,007.78
Step by Step Solution
- Step 1: Write the proportion equation
4,243,556.02 : 6,365,271.70 = 1,048,682.12 : x - Step 2: Convert to fraction form
4,243,556.02/6,365,271.70 = 1,048,682.12/x - Step 3: Cross multiply
4,243,556.02x = 6,365,271.70 × 1,048,682.12 - Step 4: Simplify right side
4,243,556.02x = 6,675,146,620,732.01 - Step 5: Solve for x
x = 6,675,146,620,732.01/4,243,556.02 - Step 6: Final answer
x = 1,573,007.78
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1.5x scale
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.