Finding the Fourth Proportional to 2,708,841.86, 3,736,913.84 and 1,620,894.41
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Solution
The fourth proportional to 2,708,841.86, 3,736,913.84 and 1,620,894.41 is: 2,236,063.63
Step by Step Solution
- Step 1: Write the proportion equation
2,708,841.86 : 3,736,913.84 = 1,620,894.41 : x - Step 2: Convert to fraction form
2,708,841.86/3,736,913.84 = 1,620,894.41/x - Step 3: Cross multiply
2,708,841.86x = 3,736,913.84 × 1,620,894.41 - Step 4: Simplify right side
2,708,841.86x = 6,057,142,753,907.63 - Step 5: Solve for x
x = 6,057,142,753,907.63/2,708,841.86 - Step 6: Final answer
x = 2,236,063.63
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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.