Finding the Fourth Proportional to 1,503,414, 2,074,711.46 and 824,365.08
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Solution
The fourth proportional to 1,503,414, 2,074,711.46 and 824,365.08 is: 1,137,623.88
Step by Step Solution
- Step 1: Write the proportion equation
1,503,414 : 2,074,711.46 = 824,365.08 : x - Step 2: Convert to fraction form
1,503,414/2,074,711.46 = 824,365.08/x - Step 3: Cross multiply
1,503,414x = 2,074,711.46 × 824,365.08 - Step 4: Simplify right side
1,503,414x = 1,710,319,674,577.99 - Step 5: Solve for x
x = 1,710,319,674,577.99/1,503,414 - Step 6: Final answer
x = 1,137,623.88
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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.