Finding the Fourth Proportional to 1,706,651.09, 2,559,959.09 and 986,534.60
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Solution
The fourth proportional to 1,706,651.09, 2,559,959.09 and 986,534.60 is: 1,479,791.75
Step by Step Solution
- Step 1: Write the proportion equation
1,706,651.09 : 2,559,959.09 = 986,534.60 : x - Step 2: Convert to fraction form
1,706,651.09/2,559,959.09 = 986,534.60/x - Step 3: Cross multiply
1,706,651.09x = 2,559,959.09 × 986,534.60 - Step 4: Simplify right side
1,706,651.09x = 2,525,488,214,990.65 - Step 5: Solve for x
x = 2,525,488,214,990.65/1,706,651.09 - Step 6: Final answer
x = 1,479,791.75
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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.