Finding the Fourth Proportional to 1,555,038.06, 2,332,399.37 and 417,652.44
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Solution
The fourth proportional to 1,555,038.06, 2,332,399.37 and 417,652.44 is: 626,436.30
Step by Step Solution
- Step 1: Write the proportion equation
1,555,038.06 : 2,332,399.37 = 417,652.44 : x - Step 2: Convert to fraction form
1,555,038.06/2,332,399.37 = 417,652.44/x - Step 3: Cross multiply
1,555,038.06x = 2,332,399.37 × 417,652.44 - Step 4: Simplify right side
1,555,038.06x = 974,132,285,846.70 - Step 5: Solve for x
x = 974,132,285,846.70/1,555,038.06 - Step 6: Final answer
x = 626,436.30
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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.