Finding the Fourth Proportional to 1,114,281.16, 1,537,692.18 and 605,003.08
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Solution
The fourth proportional to 1,114,281.16, 1,537,692.18 and 605,003.08 is: 834,895.66
Step by Step Solution
- Step 1: Write the proportion equation
1,114,281.16 : 1,537,692.18 = 605,003.08 : x - Step 2: Convert to fraction form
1,114,281.16/1,537,692.18 = 605,003.08/x - Step 3: Cross multiply
1,114,281.16x = 1,537,692.18 × 605,003.08 - Step 4: Simplify right side
1,114,281.16x = 930,308,504,991.91 - Step 5: Solve for x
x = 930,308,504,991.91/1,114,281.16 - Step 6: Final answer
x = 834,895.66
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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.