Finding the Fourth Proportional to 2,783,417.99, 4,168,039.28 and 1,833,910.07
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Solution
The fourth proportional to 2,783,417.99, 4,168,039.28 and 1,833,910.07 is: 2,746,195.22
Step by Step Solution
- Step 1: Write the proportion equation
2,783,417.99 : 4,168,039.28 = 1,833,910.07 : x - Step 2: Convert to fraction form
2,783,417.99/4,168,039.28 = 1,833,910.07/x - Step 3: Cross multiply
2,783,417.99x = 4,168,039.28 × 1,833,910.07 - Step 4: Simplify right side
2,783,417.99x = 7,643,809,177,737.80 - Step 5: Solve for x
x = 7,643,809,177,737.80/2,783,417.99 - Step 6: Final answer
x = 2,746,195.22
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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.