Finding the Fourth Proportional to 1,367,699.27, 1,887,468.41 and 747,490.84
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Solution
The fourth proportional to 1,367,699.27, 1,887,468.41 and 747,490.84 is: 1,031,561.09
Step by Step Solution
- Step 1: Write the proportion equation
1,367,699.27 : 1,887,468.41 = 747,490.84 : x - Step 2: Convert to fraction form
1,367,699.27/1,887,468.41 = 747,490.84/x - Step 3: Cross multiply
1,367,699.27x = 1,887,468.41 × 747,490.84 - Step 4: Simplify right side
1,367,699.27x = 1,410,865,347,264.36 - Step 5: Solve for x
x = 1,410,865,347,264.36/1,367,699.27 - Step 6: Final answer
x = 1,031,561.09
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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.