Finding the Fourth Proportional to 1,809,534.48, 2,496,533.30 and 1,156,542.71
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Solution
The fourth proportional to 1,809,534.48, 2,496,533.30 and 1,156,542.71 is: 1,595,629.93
Step by Step Solution
- Step 1: Write the proportion equation
1,809,534.48 : 2,496,533.30 = 1,156,542.71 : x - Step 2: Convert to fraction form
1,809,534.48/2,496,533.30 = 1,156,542.71/x - Step 3: Cross multiply
1,809,534.48x = 2,496,533.30 × 1,156,542.71 - Step 4: Simplify right side
1,809,534.48x = 2,887,347,374,458.90 - Step 5: Solve for x
x = 2,887,347,374,458.90/1,809,534.48 - Step 6: Final answer
x = 1,595,629.93
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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.