Finding the Fourth Proportional to 3,079,619.98, 4,249,903.11 and 1,703,056.31
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Solution
The fourth proportional to 3,079,619.98, 4,249,903.11 and 1,703,056.31 is: 2,350,232.94
Step by Step Solution
- Step 1: Write the proportion equation
3,079,619.98 : 4,249,903.11 = 1,703,056.31 : x - Step 2: Convert to fraction form
3,079,619.98/4,249,903.11 = 1,703,056.31/x - Step 3: Cross multiply
3,079,619.98x = 4,249,903.11 × 1,703,056.31 - Step 4: Simplify right side
3,079,619.98x = 7,237,824,323,256.52 - Step 5: Solve for x
x = 7,237,824,323,256.52/3,079,619.98 - Step 6: Final answer
x = 2,350,232.94
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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.