Finding the Fourth Proportional to 1,256,503.84, 1,884,967.45 and 582,311.68
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Solution
The fourth proportional to 1,256,503.84, 1,884,967.45 and 582,311.68 is: 873,565.63
Step by Step Solution
- Step 1: Write the proportion equation
1,256,503.84 : 1,884,967.45 = 582,311.68 : x - Step 2: Convert to fraction form
1,256,503.84/1,884,967.45 = 582,311.68/x - Step 3: Cross multiply
1,256,503.84x = 1,884,967.45 × 582,311.68 - Step 4: Simplify right side
1,256,503.84x = 1,097,638,562,554.82 - Step 5: Solve for x
x = 1,097,638,562,554.82/1,256,503.84 - Step 6: Final answer
x = 873,565.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.