Finding the Fourth Proportional to 1,357,883.70, 1,873,910.76 and 746,074.62
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Solution
The fourth proportional to 1,357,883.70, 1,873,910.76 and 746,074.62 is: 1,029,600.15
Step by Step Solution
- Step 1: Write the proportion equation
1,357,883.70 : 1,873,910.76 = 746,074.62 : x - Step 2: Convert to fraction form
1,357,883.70/1,873,910.76 = 746,074.62/x - Step 3: Cross multiply
1,357,883.70x = 1,873,910.76 × 746,074.62 - Step 4: Simplify right side
1,357,883.70x = 1,398,077,258,180.91 - Step 5: Solve for x
x = 1,398,077,258,180.91/1,357,883.70 - Step 6: Final answer
x = 1,029,600.15
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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.