Finding the Fourth Proportional to 1,576,675.19, 2,365,345.40 and 511,634.48
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Solution
The fourth proportional to 1,576,675.19, 2,365,345.40 and 511,634.48 is: 767,559.64
Step by Step Solution
- Step 1: Write the proportion equation
1,576,675.19 : 2,365,345.40 = 511,634.48 : x - Step 2: Convert to fraction form
1,576,675.19/2,365,345.40 = 511,634.48/x - Step 3: Cross multiply
1,576,675.19x = 2,365,345.40 × 511,634.48 - Step 4: Simplify right side
1,576,675.19x = 1,210,192,249,364.49 - Step 5: Solve for x
x = 1,210,192,249,364.49/1,576,675.19 - Step 6: Final answer
x = 767,559.64
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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.