Finding the Fourth Proportional to 1,330,319.58, 1,835,837.91 and 726,711.90
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Solution
The fourth proportional to 1,330,319.58, 1,835,837.91 and 726,711.90 is: 1,002,860.72
Step by Step Solution
- Step 1: Write the proportion equation
1,330,319.58 : 1,835,837.91 = 726,711.90 : x - Step 2: Convert to fraction form
1,330,319.58/1,835,837.91 = 726,711.90/x - Step 3: Cross multiply
1,330,319.58x = 1,835,837.91 × 726,711.90 - Step 4: Simplify right side
1,330,319.58x = 1,334,125,255,668.13 - Step 5: Solve for x
x = 1,334,125,255,668.13/1,330,319.58 - Step 6: Final answer
x = 1,002,860.72
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.