Finding the Fourth Proportional to 1,625,232.12, 2,242,075.80 and 1,052,456.76
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Solution
The fourth proportional to 1,625,232.12, 2,242,075.80 and 1,052,456.76 is: 1,451,908.19
Step by Step Solution
- Step 1: Write the proportion equation
1,625,232.12 : 2,242,075.80 = 1,052,456.76 : x - Step 2: Convert to fraction form
1,625,232.12/2,242,075.80 = 1,052,456.76/x - Step 3: Cross multiply
1,625,232.12x = 2,242,075.80 × 1,052,456.76 - Step 4: Simplify right side
1,625,232.12x = 2,359,687,832,142.41 - Step 5: Solve for x
x = 2,359,687,832,142.41/1,625,232.12 - Step 6: Final answer
x = 1,451,908.19
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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.