Finding the Fourth Proportional to 3,756,699.95, 5,184,247.61 and 2,125,072.65
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Solution
The fourth proportional to 3,756,699.95, 5,184,247.61 and 2,125,072.65 is: 2,932,601.20
Step by Step Solution
- Step 1: Write the proportion equation
3,756,699.95 : 5,184,247.61 = 2,125,072.65 : x - Step 2: Convert to fraction form
3,756,699.95/5,184,247.61 = 2,125,072.65/x - Step 3: Cross multiply
3,756,699.95x = 5,184,247.61 × 2,125,072.65 - Step 4: Simplify right side
3,756,699.95x = 11,016,902,776,772.58 - Step 5: Solve for x
x = 11,016,902,776,772.58/3,756,699.95 - Step 6: Final answer
x = 2,932,601.20
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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.