Finding the Fourth Proportional to 1,631,374.94, 2,447,311.19 and 832,220.54
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Solution
The fourth proportional to 1,631,374.94, 2,447,311.19 and 832,220.54 is: 1,248,457.72
Step by Step Solution
- Step 1: Write the proportion equation
1,631,374.94 : 2,447,311.19 = 832,220.54 : x - Step 2: Convert to fraction form
1,631,374.94/2,447,311.19 = 832,220.54/x - Step 3: Cross multiply
1,631,374.94x = 2,447,311.19 × 832,220.54 - Step 4: Simplify right side
1,631,374.94x = 2,036,702,635,928.74 - Step 5: Solve for x
x = 2,036,702,635,928.74/1,631,374.94 - Step 6: Final answer
x = 1,248,457.72
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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.