Finding the Fourth Proportional to 1,797,492.48, 2,479,400.44 and 1,366,828.40
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Solution
The fourth proportional to 1,797,492.48, 2,479,400.44 and 1,366,828.40 is: 1,885,356.95
Step by Step Solution
- Step 1: Write the proportion equation
1,797,492.48 : 2,479,400.44 = 1,366,828.40 : x - Step 2: Convert to fraction form
1,797,492.48/2,479,400.44 = 1,366,828.40/x - Step 3: Cross multiply
1,797,492.48x = 2,479,400.44 × 1,366,828.40 - Step 4: Simplify right side
1,797,492.48x = 3,388,914,936,364.50 - Step 5: Solve for x
x = 3,388,914,936,364.50/1,797,492.48 - Step 6: Final answer
x = 1,885,356.95
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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.