Finding the Fourth Proportional to 2,699,570.21, 3,725,406.60 and 1,475,875.41
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Solution
The fourth proportional to 2,699,570.21, 3,725,406.60 and 1,475,875.41 is: 2,036,707.90
Step by Step Solution
- Step 1: Write the proportion equation
2,699,570.21 : 3,725,406.60 = 1,475,875.41 : x - Step 2: Convert to fraction form
2,699,570.21/3,725,406.60 = 1,475,875.41/x - Step 3: Cross multiply
2,699,570.21x = 3,725,406.60 × 1,475,875.41 - Step 4: Simplify right side
2,699,570.21x = 5,498,235,976,958.63 - Step 5: Solve for x
x = 5,498,235,976,958.63/2,699,570.21 - Step 6: Final answer
x = 2,036,707.90
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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.