Finding the Fourth Proportional to 1,492,317.99, 2,238,796.85 and 481,497.75
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Solution
The fourth proportional to 1,492,317.99, 2,238,796.85 and 481,497.75 is: 722,349.83
Step by Step Solution
- Step 1: Write the proportion equation
1,492,317.99 : 2,238,796.85 = 481,497.75 : x - Step 2: Convert to fraction form
1,492,317.99/2,238,796.85 = 481,497.75/x - Step 3: Cross multiply
1,492,317.99x = 2,238,796.85 × 481,497.75 - Step 4: Simplify right side
1,492,317.99x = 1,077,975,643,574.60 - Step 5: Solve for x
x = 1,077,975,643,574.60/1,492,317.99 - Step 6: Final answer
x = 722,349.83
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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.