Finding the Fourth Proportional to 4,432,520.84, 6,116,107.38 and 2,621,023.88
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Solution
The fourth proportional to 4,432,520.84, 6,116,107.38 and 2,621,023.88 is: 3,616,556.82
Step by Step Solution
- Step 1: Write the proportion equation
4,432,520.84 : 6,116,107.38 = 2,621,023.88 : x - Step 2: Convert to fraction form
4,432,520.84/6,116,107.38 = 2,621,023.88/x - Step 3: Cross multiply
4,432,520.84x = 6,116,107.38 × 2,621,023.88 - Step 4: Simplify right side
4,432,520.84x = 16,030,463,495,624.23 - Step 5: Solve for x
x = 16,030,463,495,624.23/4,432,520.84 - Step 6: Final answer
x = 3,616,556.82
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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.