Finding the Fourth Proportional to 4,519,472.24, 6,779,206.20 and 1,153,678.16
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Solution
The fourth proportional to 4,519,472.24, 6,779,206.20 and 1,153,678.16 is: 1,730,516.69
Step by Step Solution
- Step 1: Write the proportion equation
4,519,472.24 : 6,779,206.20 = 1,153,678.16 : x - Step 2: Convert to fraction form
4,519,472.24/6,779,206.20 = 1,153,678.16/x - Step 3: Cross multiply
4,519,472.24x = 6,779,206.20 × 1,153,678.16 - Step 4: Simplify right side
4,519,472.24x = 7,821,022,135,076.59 - Step 5: Solve for x
x = 7,821,022,135,076.59/4,519,472.24 - Step 6: Final answer
x = 1,730,516.69
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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.