Finding the Fourth Proportional to 4,583,104.10, 6,879,904.95 and 2,690,911.70
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Solution
The fourth proportional to 4,583,104.10, 6,879,904.95 and 2,690,911.70 is: 4,039,449.32
Step by Step Solution
- Step 1: Write the proportion equation
4,583,104.10 : 6,879,904.95 = 2,690,911.70 : x - Step 2: Convert to fraction form
4,583,104.10/6,879,904.95 = 2,690,911.70/x - Step 3: Cross multiply
4,583,104.10x = 6,879,904.95 × 2,690,911.70 - Step 4: Simplify right side
4,583,104.10x = 18,513,216,724,842.92 - Step 5: Solve for x
x = 18,513,216,724,842.92/4,583,104.10 - Step 6: Final answer
x = 4,039,449.32
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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.