Finding the Fourth Proportional to 4,580,756.64, 6,871,131.05 and 1,169,042.96
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Solution
The fourth proportional to 4,580,756.64, 6,871,131.05 and 1,169,042.96 is: 1,753,563.44
Step by Step Solution
- Step 1: Write the proportion equation
4,580,756.64 : 6,871,131.05 = 1,169,042.96 : x - Step 2: Convert to fraction form
4,580,756.64/6,871,131.05 = 1,169,042.96/x - Step 3: Cross multiply
4,580,756.64x = 6,871,131.05 × 1,169,042.96 - Step 4: Simplify right side
4,580,756.64x = 8,032,647,381,239.91 - Step 5: Solve for x
x = 8,032,647,381,239.91/4,580,756.64 - Step 6: Final answer
x = 1,753,563.44
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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.