Finding the Fourth Proportional to 4,590,901.80, 6,886,352.70 and 2,465,137.80
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Solution
The fourth proportional to 4,590,901.80, 6,886,352.70 and 2,465,137.80 is: 3,697,706.70
Step by Step Solution
- Step 1: Write the proportion equation
4,590,901.80 : 6,886,352.70 = 2,465,137.80 : x - Step 2: Convert to fraction form
4,590,901.80/6,886,352.70 = 2,465,137.80/x - Step 3: Cross multiply
4,590,901.80x = 6,886,352.70 × 2,465,137.80 - Step 4: Simplify right side
4,590,901.80x = 16,975,808,344,902.06 - Step 5: Solve for x
x = 16,975,808,344,902.06/4,590,901.80 - Step 6: Final answer
x = 3,697,706.70
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1.5x scale
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.