Finding the Fourth Proportional to 5,614,959.42, 8,422,440.48 and 1,572,042.87
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Solution
The fourth proportional to 5,614,959.42, 8,422,440.48 and 1,572,042.87 is: 2,358,064.68
Step by Step Solution
- Step 1: Write the proportion equation
5,614,959.42 : 8,422,440.48 = 1,572,042.87 : x - Step 2: Convert to fraction form
5,614,959.42/8,422,440.48 = 1,572,042.87/x - Step 3: Cross multiply
5,614,959.42x = 8,422,440.48 × 1,572,042.87 - Step 4: Simplify right side
5,614,959.42x = 13,240,437,504,583.38 - Step 5: Solve for x
x = 13,240,437,504,583.38/5,614,959.42 - Step 6: Final answer
x = 2,358,064.68
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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.