Finding the Fourth Proportional to 4,159,656.12, 5,740,443.18 and 2,349,092.28
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Solution
The fourth proportional to 4,159,656.12, 5,740,443.18 and 2,349,092.28 is: 3,241,813.83
Step by Step Solution
- Step 1: Write the proportion equation
4,159,656.12 : 5,740,443.18 = 2,349,092.28 : x - Step 2: Convert to fraction form
4,159,656.12/5,740,443.18 = 2,349,092.28/x - Step 3: Cross multiply
4,159,656.12x = 5,740,443.18 × 2,349,092.28 - Step 4: Simplify right side
4,159,656.12x = 13,484,830,757,916.65 - Step 5: Solve for x
x = 13,484,830,757,916.65/4,159,656.12 - Step 6: Final answer
x = 3,241,813.83
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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.