Finding the Fourth Proportional to 5,103,677.16, 7,655,261.28 and 1,908,568.44
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Solution
The fourth proportional to 5,103,677.16, 7,655,261.28 and 1,908,568.44 is: 2,862,757.50
Step by Step Solution
- Step 1: Write the proportion equation
5,103,677.16 : 7,655,261.28 = 1,908,568.44 : x - Step 2: Convert to fraction form
5,103,677.16/7,655,261.28 = 1,908,568.44/x - Step 3: Cross multiply
5,103,677.16x = 7,655,261.28 × 1,908,568.44 - Step 4: Simplify right side
5,103,677.16x = 14,610,590,078,962.00 - Step 5: Solve for x
x = 14,610,590,078,962.00/5,103,677.16 - Step 6: Final answer
x = 2,862,757.50
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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.