Finding the Fourth Proportional to 1,575,986.12, 2,364,537.72 and 777,827.96
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Solution
The fourth proportional to 1,575,986.12, 2,364,537.72 and 777,827.96 is: 1,167,017.61
Step by Step Solution
- Step 1: Write the proportion equation
1,575,986.12 : 2,364,537.72 = 777,827.96 : x - Step 2: Convert to fraction form
1,575,986.12/2,364,537.72 = 777,827.96/x - Step 3: Cross multiply
1,575,986.12x = 2,364,537.72 × 777,827.96 - Step 4: Simplify right side
1,575,986.12x = 1,839,203,551,090.65 - Step 5: Solve for x
x = 1,839,203,551,090.65/1,575,986.12 - Step 6: Final answer
x = 1,167,017.61
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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.