Finding the Fourth Proportional to 1,135,491.74, 1,566,925.85 and 651,716.38
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Solution
The fourth proportional to 1,135,491.74, 1,566,925.85 and 651,716.38 is: 899,338.33
Step by Step Solution
- Step 1: Write the proportion equation
1,135,491.74 : 1,566,925.85 = 651,716.38 : x - Step 2: Convert to fraction form
1,135,491.74/1,566,925.85 = 651,716.38/x - Step 3: Cross multiply
1,135,491.74x = 1,566,925.85 × 651,716.38 - Step 4: Simplify right side
1,135,491.74x = 1,021,191,242,690.42 - Step 5: Solve for x
x = 1,021,191,242,690.42/1,135,491.74 - Step 6: Final answer
x = 899,338.33
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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.