Finding the Fourth Proportional to 1,142,277.48, 1,576,324.02 and 626,027.40
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Solution
The fourth proportional to 1,142,277.48, 1,576,324.02 and 626,027.40 is: 863,907.45
Step by Step Solution
- Step 1: Write the proportion equation
1,142,277.48 : 1,576,324.02 = 626,027.40 : x - Step 2: Convert to fraction form
1,142,277.48/1,576,324.02 = 626,027.40/x - Step 3: Cross multiply
1,142,277.48x = 1,576,324.02 × 626,027.40 - Step 4: Simplify right side
1,142,277.48x = 986,822,027,798.15 - Step 5: Solve for x
x = 986,822,027,798.15/1,142,277.48 - Step 6: Final answer
x = 863,907.45
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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.