Finding the Fourth Proportional to 1,783,075.44, 2,460,813.84 and 1,018,980.84
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Solution
The fourth proportional to 1,783,075.44, 2,460,813.84 and 1,018,980.84 is: 1,406,290.56
Step by Step Solution
- Step 1: Write the proportion equation
1,783,075.44 : 2,460,813.84 = 1,018,980.84 : x - Step 2: Convert to fraction form
1,783,075.44/2,460,813.84 = 1,018,980.84/x - Step 3: Cross multiply
1,783,075.44x = 2,460,813.84 × 1,018,980.84 - Step 4: Simplify right side
1,783,075.44x = 2,507,522,153,766.83 - Step 5: Solve for x
x = 2,507,522,153,766.83/1,783,075.44 - Step 6: Final answer
x = 1,406,290.56
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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.