Finding the Fourth Proportional to 3,757,246.36, 5,185,001.86 and 2,038,366.42
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Solution
The fourth proportional to 3,757,246.36, 5,185,001.86 and 2,038,366.42 is: 2,812,946.68
Step by Step Solution
- Step 1: Write the proportion equation
3,757,246.36 : 5,185,001.86 = 2,038,366.42 : x - Step 2: Convert to fraction form
3,757,246.36/5,185,001.86 = 2,038,366.42/x - Step 3: Cross multiply
3,757,246.36x = 5,185,001.86 × 2,038,366.42 - Step 4: Simplify right side
3,757,246.36x = 10,568,933,679,061.54 - Step 5: Solve for x
x = 10,568,933,679,061.54/3,757,246.36 - Step 6: Final answer
x = 2,812,946.68
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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.