Finding the Fourth Proportional to 2,457,973.96, 3,392,205.95 and 1,355,620.99
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Solution
The fourth proportional to 2,457,973.96, 3,392,205.95 and 1,355,620.99 is: 1,870,868.31
Step by Step Solution
- Step 1: Write the proportion equation
2,457,973.96 : 3,392,205.95 = 1,355,620.99 : x - Step 2: Convert to fraction form
2,457,973.96/3,392,205.95 = 1,355,620.99/x - Step 3: Cross multiply
2,457,973.96x = 3,392,205.95 × 1,355,620.99 - Step 4: Simplify right side
2,457,973.96x = 4,598,545,588,222.89 - Step 5: Solve for x
x = 4,598,545,588,222.89/2,457,973.96 - Step 6: Final answer
x = 1,870,868.31
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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.