Finding the Fourth Proportional to 2,752,465.20, 4,128,697.80 and 859,368.84
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Solution
The fourth proportional to 2,752,465.20, 4,128,697.80 and 859,368.84 is: 1,289,053.26
Step by Step Solution
- Step 1: Write the proportion equation
2,752,465.20 : 4,128,697.80 = 859,368.84 : x - Step 2: Convert to fraction form
2,752,465.20/4,128,697.80 = 859,368.84/x - Step 3: Cross multiply
2,752,465.20x = 4,128,697.80 × 859,368.84 - Step 4: Simplify right side
2,752,465.20x = 3,548,074,239,096.55 - Step 5: Solve for x
x = 3,548,074,239,096.55/2,752,465.20 - Step 6: Final answer
x = 1,289,053.26
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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.