Finding the Fourth Proportional to 2,651,621.24, 3,659,119.28 and 1,549,154.84
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Solution
The fourth proportional to 2,651,621.24, 3,659,119.28 and 1,549,154.84 is: 2,137,764.72
Step by Step Solution
- Step 1: Write the proportion equation
2,651,621.24 : 3,659,119.28 = 1,549,154.84 : x - Step 2: Convert to fraction form
2,651,621.24/3,659,119.28 = 1,549,154.84/x - Step 3: Cross multiply
2,651,621.24x = 3,659,119.28 × 1,549,154.84 - Step 4: Simplify right side
2,651,621.24x = 5,668,542,342,749.32 - Step 5: Solve for x
x = 5,668,542,342,749.32/2,651,621.24 - Step 6: Final answer
x = 2,137,764.72
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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.