Finding the Fourth Proportional to 4,900,929.12, 6,762,291.12 and 2,863,344.96
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Solution
The fourth proportional to 4,900,929.12, 6,762,291.12 and 2,863,344.96 is: 3,950,837.02
Step by Step Solution
- Step 1: Write the proportion equation
4,900,929.12 : 6,762,291.12 = 2,863,344.96 : x - Step 2: Convert to fraction form
4,900,929.12/6,762,291.12 = 2,863,344.96/x - Step 3: Cross multiply
4,900,929.12x = 6,762,291.12 × 2,863,344.96 - Step 4: Simplify right side
4,900,929.12x = 19,362,772,196,504.75 - Step 5: Solve for x
x = 19,362,772,196,504.75/4,900,929.12 - Step 6: Final answer
x = 3,950,837.02
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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.