Finding the Fourth Proportional to 1,367,651.13, 1,887,364.34 and 747,468.84
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Solution
The fourth proportional to 1,367,651.13, 1,887,364.34 and 747,468.84 is: 1,031,510.17
Step by Step Solution
- Step 1: Write the proportion equation
1,367,651.13 : 1,887,364.34 = 747,468.84 : x - Step 2: Convert to fraction form
1,367,651.13/1,887,364.34 = 747,468.84/x - Step 3: Cross multiply
1,367,651.13x = 1,887,364.34 × 747,468.84 - Step 4: Simplify right side
1,367,651.13x = 1,410,746,043,850.51 - Step 5: Solve for x
x = 1,410,746,043,850.51/1,367,651.13 - Step 6: Final answer
x = 1,031,510.17
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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.