Finding the Fourth Proportional to 2,824,949.13, 3,898,474.16 and 1,535,794.44
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Solution
The fourth proportional to 2,824,949.13, 3,898,474.16 and 1,535,794.44 is: 2,119,420.44
Step by Step Solution
- Step 1: Write the proportion equation
2,824,949.13 : 3,898,474.16 = 1,535,794.44 : x - Step 2: Convert to fraction form
2,824,949.13/3,898,474.16 = 1,535,794.44/x - Step 3: Cross multiply
2,824,949.13x = 3,898,474.16 × 1,535,794.44 - Step 4: Simplify right side
2,824,949.13x = 5,987,254,931,732.70 - Step 5: Solve for x
x = 5,987,254,931,732.70/2,824,949.13 - Step 6: Final answer
x = 2,119,420.44
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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.