Finding the Fourth Proportional to 2,699,572.21, 3,725,409.36 and 1,475,877.41
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Solution
The fourth proportional to 2,699,572.21, 3,725,409.36 and 1,475,877.41 is: 2,036,710.67
Step by Step Solution
- Step 1: Write the proportion equation
2,699,572.21 : 3,725,409.36 = 1,475,877.41 : x - Step 2: Convert to fraction form
2,699,572.21/3,725,409.36 = 1,475,877.41/x - Step 3: Cross multiply
2,699,572.21x = 3,725,409.36 × 1,475,877.41 - Step 4: Simplify right side
2,699,572.21x = 5,498,247,517,426.56 - Step 5: Solve for x
x = 5,498,247,517,426.56/2,699,572.21 - Step 6: Final answer
x = 2,036,710.67
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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.