Finding the Fourth Proportional to 1,728,700,822.08, 2,383,236,318.87 and 1,093,304,626.20
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Solution
The fourth proportional to 1,728,700,822.08, 2,383,236,318.87 and 1,093,304,626.20 is: 1,507,260,978.57
Step by Step Solution
- Step 1: Write the proportion equation
1,728,700,822.08 : 2,383,236,318.87 = 1,093,304,626.20 : x - Step 2: Convert to fraction form
1,728,700,822.08/2,383,236,318.87 = 1,093,304,626.20/x - Step 3: Cross multiply
1,728,700,822.08x = 2,383,236,318.87 × 1,093,304,626.20 - Step 4: Simplify right side
1,728,700,822.08x = 2,605,603,292,748,429,312 - Step 5: Solve for x
x = 2,605,603,292,748,429,312/1,728,700,822.08 - Step 6: Final answer
x = 1,507,260,978.57
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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.