Finding the Fourth Proportional to 6,619,430.26, 9,929,715.40 and 1,827,120.34
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Solution
The fourth proportional to 6,619,430.26, 9,929,715.40 and 1,827,120.34 is: 2,740,837.85
Step by Step Solution
- Step 1: Write the proportion equation
6,619,430.26 : 9,929,715.40 = 1,827,120.34 : x - Step 2: Convert to fraction form
6,619,430.26/9,929,715.40 = 1,827,120.34/x - Step 3: Cross multiply
6,619,430.26x = 9,929,715.40 × 1,827,120.34 - Step 4: Simplify right side
6,619,430.26x = 18,142,784,977,751.24 - Step 5: Solve for x
x = 18,142,784,977,751.24/6,619,430.26 - Step 6: Final answer
x = 2,740,837.85
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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.