Finding the Fourth Proportional to 3,083,973.67, 4,256,329.05 and 1,776,975.49
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Solution
The fourth proportional to 3,083,973.67, 4,256,329.05 and 1,776,975.49 is: 2,452,482.80
Step by Step Solution
- Step 1: Write the proportion equation
3,083,973.67 : 4,256,329.05 = 1,776,975.49 : x - Step 2: Convert to fraction form
3,083,973.67/4,256,329.05 = 1,776,975.49/x - Step 3: Cross multiply
3,083,973.67x = 4,256,329.05 × 1,776,975.49 - Step 4: Simplify right side
3,083,973.67x = 7,563,392,377,943.34 - Step 5: Solve for x
x = 7,563,392,377,943.34/3,083,973.67 - Step 6: Final answer
x = 2,452,482.80
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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.