Finding the Fourth Proportional to 1,623,366.44, 2,435,156.58 and 425,318.12
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Solution
The fourth proportional to 1,623,366.44, 2,435,156.58 and 425,318.12 is: 638,005.19
Step by Step Solution
- Step 1: Write the proportion equation
1,623,366.44 : 2,435,156.58 = 425,318.12 : x - Step 2: Convert to fraction form
1,623,366.44/2,435,156.58 = 425,318.12/x - Step 3: Cross multiply
1,623,366.44x = 2,435,156.58 × 425,318.12 - Step 4: Simplify right side
1,623,366.44x = 1,035,716,218,511.23 - Step 5: Solve for x
x = 1,035,716,218,511.23/1,623,366.44 - Step 6: Final answer
x = 638,005.19
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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.