Finding the Fourth Proportional to 2,434,840.92, 3,361,156.65 and 1,455,125.58
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Solution
The fourth proportional to 2,434,840.92, 3,361,156.65 and 1,455,125.58 is: 2,008,716.45
Step by Step Solution
- Step 1: Write the proportion equation
2,434,840.92 : 3,361,156.65 = 1,455,125.58 : x - Step 2: Convert to fraction form
2,434,840.92/3,361,156.65 = 1,455,125.58/x - Step 3: Cross multiply
2,434,840.92x = 3,361,156.65 × 1,455,125.58 - Step 4: Simplify right side
2,434,840.92x = 4,890,905,019,802.11 - Step 5: Solve for x
x = 4,890,905,019,802.11/2,434,840.92 - Step 6: Final answer
x = 2,008,716.45
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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.