Finding the Fourth Proportional to 2,774,849.88, 3,829,910.58 and 1,686,891
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Solution
The fourth proportional to 2,774,849.88, 3,829,910.58 and 1,686,891 is: 2,328,285.12
Step by Step Solution
- Step 1: Write the proportion equation
2,774,849.88 : 3,829,910.58 = 1,686,891 : x - Step 2: Convert to fraction form
2,774,849.88/3,829,910.58 = 1,686,891/x - Step 3: Cross multiply
2,774,849.88x = 3,829,910.58 × 1,686,891 - Step 4: Simplify right side
2,774,849.88x = 6,460,641,688,206.78 - Step 5: Solve for x
x = 6,460,641,688,206.78/2,774,849.88 - Step 6: Final answer
x = 2,328,285.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.