Finding the Fourth Proportional to 1,983,759.21, 2,975,675.74 and 563,852.20
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Solution
The fourth proportional to 1,983,759.21, 2,975,675.74 and 563,852.20 is: 845,788.79
Step by Step Solution
- Step 1: Write the proportion equation
1,983,759.21 : 2,975,675.74 = 563,852.20 : x - Step 2: Convert to fraction form
1,983,759.21/2,975,675.74 = 563,852.20/x - Step 3: Cross multiply
1,983,759.21x = 2,975,675.74 × 563,852.20 - Step 4: Simplify right side
1,983,759.21x = 1,677,841,305,769.64 - Step 5: Solve for x
x = 1,677,841,305,769.64/1,983,759.21 - Step 6: Final answer
x = 845,788.79
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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.