Finding the Fourth Proportional to 2,029,455.37, 2,800,693.65 and 1,158,272.58
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Solution
The fourth proportional to 2,029,455.37, 2,800,693.65 and 1,158,272.58 is: 1,598,441.98
Step by Step Solution
- Step 1: Write the proportion equation
2,029,455.37 : 2,800,693.65 = 1,158,272.58 : x - Step 2: Convert to fraction form
2,029,455.37/2,800,693.65 = 1,158,272.58/x - Step 3: Cross multiply
2,029,455.37x = 2,800,693.65 × 1,158,272.58 - Step 4: Simplify right side
2,029,455.37x = 3,243,966,659,775.12 - Step 5: Solve for x
x = 3,243,966,659,775.12/2,029,455.37 - Step 6: Final answer
x = 1,598,441.98
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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.