Finding the Fourth Proportional to 3,465,268.95, 5,193,363.87 and 1,664,569.71
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Solution
The fourth proportional to 3,465,268.95, 5,193,363.87 and 1,664,569.71 is: 2,494,673.95
Step by Step Solution
- Step 1: Write the proportion equation
3,465,268.95 : 5,193,363.87 = 1,664,569.71 : x - Step 2: Convert to fraction form
3,465,268.95/5,193,363.87 = 1,664,569.71/x - Step 3: Cross multiply
3,465,268.95x = 5,193,363.87 × 1,664,569.71 - Step 4: Simplify right side
3,465,268.95x = 8,644,716,191,010.38 - Step 5: Solve for x
x = 8,644,716,191,010.38/3,465,268.95 - Step 6: Final answer
x = 2,494,673.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.