Finding the Fourth Proportional to 4,430,584.80, 6,645,877.20 and 1,064,791.80
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Solution
The fourth proportional to 4,430,584.80, 6,645,877.20 and 1,064,791.80 is: 1,597,187.70
Step by Step Solution
- Step 1: Write the proportion equation
4,430,584.80 : 6,645,877.20 = 1,064,791.80 : x - Step 2: Convert to fraction form
4,430,584.80/6,645,877.20 = 1,064,791.80/x - Step 3: Cross multiply
4,430,584.80x = 6,645,877.20 × 1,064,791.80 - Step 4: Simplify right side
4,430,584.80x = 7,076,475,546,366.96 - Step 5: Solve for x
x = 7,076,475,546,366.96/4,430,584.80 - Step 6: Final answer
x = 1,597,187.70
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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.