Finding the Fourth Proportional to 1,725,409.08, 2,589,265.44 and 603,478.08
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Solution
The fourth proportional to 1,725,409.08, 2,589,265.44 and 603,478.08 is: 905,619.98
Step by Step Solution
- Step 1: Write the proportion equation
1,725,409.08 : 2,589,265.44 = 603,478.08 : x - Step 2: Convert to fraction form
1,725,409.08/2,589,265.44 = 603,478.08/x - Step 3: Cross multiply
1,725,409.08x = 2,589,265.44 × 603,478.08 - Step 4: Simplify right side
1,725,409.08x = 1,562,564,936,341.56 - Step 5: Solve for x
x = 1,562,564,936,341.56/1,725,409.08 - Step 6: Final answer
x = 905,619.98
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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.