Finding the Fourth Proportional to 3,480,675.36, 4,803,621.33 and 1,932,082.53
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Solution
The fourth proportional to 3,480,675.36, 4,803,621.33 and 1,932,082.53 is: 2,666,434.50
Step by Step Solution
- Step 1: Write the proportion equation
3,480,675.36 : 4,803,621.33 = 1,932,082.53 : x - Step 2: Convert to fraction form
3,480,675.36/4,803,621.33 = 1,932,082.53/x - Step 3: Cross multiply
3,480,675.36x = 4,803,621.33 × 1,932,082.53 - Step 4: Simplify right side
3,480,675.36x = 9,280,992,852,428.37 - Step 5: Solve for x
x = 9,280,992,852,428.37/3,480,675.36 - Step 6: Final answer
x = 2,666,434.50
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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.