Finding the Fourth Proportional to 3,943,069.60, 5,916,688.24 and 2,797,718.17
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Solution
The fourth proportional to 3,943,069.60, 5,916,688.24 and 2,797,718.17 is: 4,198,055.80
Step by Step Solution
- Step 1: Write the proportion equation
3,943,069.60 : 5,916,688.24 = 2,797,718.17 : x - Step 2: Convert to fraction form
3,943,069.60/5,916,688.24 = 2,797,718.17/x - Step 3: Cross multiply
3,943,069.60x = 5,916,688.24 × 2,797,718.17 - Step 4: Simplify right side
3,943,069.60x = 16,553,226,195,273.32 - Step 5: Solve for x
x = 16,553,226,195,273.32/3,943,069.60 - Step 6: Final answer
x = 4,198,055.80
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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.