Finding the Fourth Proportional to 1,488,842.13, 2,233,263.19 and 366,911.13
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Solution
The fourth proportional to 1,488,842.13, 2,233,263.19 and 366,911.13 is: 550,366.69
Step by Step Solution
- Step 1: Write the proportion equation
1,488,842.13 : 2,233,263.19 = 366,911.13 : x - Step 2: Convert to fraction form
1,488,842.13/2,233,263.19 = 366,911.13/x - Step 3: Cross multiply
1,488,842.13x = 2,233,263.19 × 366,911.13 - Step 4: Simplify right side
1,488,842.13x = 819,409,120,630.31 - Step 5: Solve for x
x = 819,409,120,630.31/1,488,842.13 - Step 6: Final answer
x = 550,366.69
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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.