Finding the Fourth Proportional to 6,608,689.35, 9,911,352.07 and 2,058,890.09
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Solution
The fourth proportional to 6,608,689.35, 9,911,352.07 and 2,058,890.09 is: 3,087,811.13
Step by Step Solution
- Step 1: Write the proportion equation
6,608,689.35 : 9,911,352.07 = 2,058,890.09 : x - Step 2: Convert to fraction form
6,608,689.35/9,911,352.07 = 2,058,890.09/x - Step 3: Cross multiply
6,608,689.35x = 9,911,352.07 × 2,058,890.09 - Step 4: Simplify right side
6,608,689.35x = 20,406,384,555,423.99 - Step 5: Solve for x
x = 20,406,384,555,423.99/6,608,689.35 - Step 6: Final answer
x = 3,087,811.13
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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.