Finding the Fourth Proportional to 1,665,306.24, 2,497,965.76 and 403,131.84
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Solution
The fourth proportional to 1,665,306.24, 2,497,965.76 and 403,131.84 is: 604,699.31
Step by Step Solution
- Step 1: Write the proportion equation
1,665,306.24 : 2,497,965.76 = 403,131.84 : x - Step 2: Convert to fraction form
1,665,306.24/2,497,965.76 = 403,131.84/x - Step 3: Cross multiply
1,665,306.24x = 2,497,965.76 × 403,131.84 - Step 4: Simplify right side
1,665,306.24x = 1,007,009,533,085.80 - Step 5: Solve for x
x = 1,007,009,533,085.80/1,665,306.24 - Step 6: Final answer
x = 604,699.31
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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.