Finding the Fourth Proportional to 1,322,376.24, 1,824,809.24 and 749,423.28
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Solution
The fourth proportional to 1,322,376.24, 1,824,809.24 and 749,423.28 is: 1,034,164.47
Step by Step Solution
- Step 1: Write the proportion equation
1,322,376.24 : 1,824,809.24 = 749,423.28 : x - Step 2: Convert to fraction form
1,322,376.24/1,824,809.24 = 749,423.28/x - Step 3: Cross multiply
1,322,376.24x = 1,824,809.24 × 749,423.28 - Step 4: Simplify right side
1,322,376.24x = 1,367,554,526,015.11 - Step 5: Solve for x
x = 1,367,554,526,015.11/1,322,376.24 - Step 6: Final answer
x = 1,034,164.47
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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.