Finding the Fourth Proportional to 1,142,424.99, 1,576,482.33 and 626,080.41
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Solution
The fourth proportional to 1,142,424.99, 1,576,482.33 and 626,080.41 is: 863,955.81
Step by Step Solution
- Step 1: Write the proportion equation
1,142,424.99 : 1,576,482.33 = 626,080.41 : x - Step 2: Convert to fraction form
1,142,424.99/1,576,482.33 = 626,080.41/x - Step 3: Cross multiply
1,142,424.99x = 1,576,482.33 × 626,080.41 - Step 4: Simplify right side
1,142,424.99x = 987,004,703,524.16 - Step 5: Solve for x
x = 987,004,703,524.16/1,142,424.99 - Step 6: Final answer
x = 863,955.81
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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.