Finding the Fourth Proportional to 3,243,341.29, 4,475,068.41 and 1,936,338.95
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Solution
The fourth proportional to 3,243,341.29, 4,475,068.41 and 1,936,338.95 is: 2,671,704.42
Step by Step Solution
- Step 1: Write the proportion equation
3,243,341.29 : 4,475,068.41 = 1,936,338.95 : x - Step 2: Convert to fraction form
3,243,341.29/4,475,068.41 = 1,936,338.95/x - Step 3: Cross multiply
3,243,341.29x = 4,475,068.41 × 1,936,338.95 - Step 4: Simplify right side
3,243,341.29x = 8,665,249,266,197.57 - Step 5: Solve for x
x = 8,665,249,266,197.57/3,243,341.29 - Step 6: Final answer
x = 2,671,704.42
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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.