Finding the Fourth Proportional to 1,413,153.14, 2,119,411.17 and 402,252.66
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Solution
The fourth proportional to 1,413,153.14, 2,119,411.17 and 402,252.66 is: 603,288.32
Step by Step Solution
- Step 1: Write the proportion equation
1,413,153.14 : 2,119,411.17 = 402,252.66 : x - Step 2: Convert to fraction form
1,413,153.14/2,119,411.17 = 402,252.66/x - Step 3: Cross multiply
1,413,153.14x = 2,119,411.17 × 402,252.66 - Step 4: Simplify right side
1,413,153.14x = 852,538,780,766.21 - Step 5: Solve for x
x = 852,538,780,766.21/1,413,153.14 - Step 6: Final answer
x = 603,288.32
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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.