Finding the Fourth Proportional to 1,113,202.99, 1,536,222.99 and 603,905.32
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Solution
The fourth proportional to 1,113,202.99, 1,536,222.99 and 603,905.32 is: 833,390.90
Step by Step Solution
- Step 1: Write the proportion equation
1,113,202.99 : 1,536,222.99 = 603,905.32 : x - Step 2: Convert to fraction form
1,113,202.99/1,536,222.99 = 603,905.32/x - Step 3: Cross multiply
1,113,202.99x = 1,536,222.99 × 603,905.32 - Step 4: Simplify right side
1,113,202.99x = 927,733,236,367.31 - Step 5: Solve for x
x = 927,733,236,367.31/1,113,202.99 - Step 6: Final answer
x = 833,390.90
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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.