Finding the Fourth Proportional to 3,425,299.40, 4,726,911.52 and 2,048,643.08
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Solution
The fourth proportional to 3,425,299.40, 4,726,911.52 and 2,048,643.08 is: 2,827,126.47
Step by Step Solution
- Step 1: Write the proportion equation
3,425,299.40 : 4,726,911.52 = 2,048,643.08 : x - Step 2: Convert to fraction form
3,425,299.40/4,726,911.52 = 2,048,643.08/x - Step 3: Cross multiply
3,425,299.40x = 4,726,911.52 × 2,048,643.08 - Step 4: Simplify right side
3,425,299.40x = 9,683,754,589,598.37 - Step 5: Solve for x
x = 9,683,754,589,598.37/3,425,299.40 - Step 6: Final answer
x = 2,827,126.47
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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.