Finding the Fourth Proportional to 4,970,047.20, 7,444,573.20 and 4,130,239.20
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Solution
The fourth proportional to 4,970,047.20, 7,444,573.20 and 4,130,239.20 is: 6,186,635.02
Step by Step Solution
- Step 1: Write the proportion equation
4,970,047.20 : 7,444,573.20 = 4,130,239.20 : x - Step 2: Convert to fraction form
4,970,047.20/7,444,573.20 = 4,130,239.20/x - Step 3: Cross multiply
4,970,047.20x = 7,444,573.20 × 4,130,239.20 - Step 4: Simplify right side
4,970,047.20x = 30,747,868,057,909.44 - Step 5: Solve for x
x = 30,747,868,057,909.44/4,970,047.20 - Step 6: Final answer
x = 6,186,635.02
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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.