Finding the Fourth Proportional to 1,735,945.16, 2,395,642.91 and 990,855.97
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Solution
The fourth proportional to 1,735,945.16, 2,395,642.91 and 990,855.97 is: 1,367,403.26
Step by Step Solution
- Step 1: Write the proportion equation
1,735,945.16 : 2,395,642.91 = 990,855.97 : x - Step 2: Convert to fraction form
1,735,945.16/2,395,642.91 = 990,855.97/x - Step 3: Cross multiply
1,735,945.16x = 2,395,642.91 × 990,855.97 - Step 4: Simplify right side
1,735,945.16x = 2,373,737,075,849.71 - Step 5: Solve for x
x = 2,373,737,075,849.71/1,735,945.16 - Step 6: Final answer
x = 1,367,403.26
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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.