Finding the Fourth Proportional to 1,503,739.68, 2,075,270.74 and 859,146.03
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Solution
The fourth proportional to 1,503,739.68, 2,075,270.74 and 859,146.03 is: 1,185,684.36
Step by Step Solution
- Step 1: Write the proportion equation
1,503,739.68 : 2,075,270.74 = 859,146.03 : x - Step 2: Convert to fraction form
1,503,739.68/2,075,270.74 = 859,146.03/x - Step 3: Cross multiply
1,503,739.68x = 2,075,270.74 × 859,146.03 - Step 4: Simplify right side
1,503,739.68x = 1,782,960,617,446.16 - Step 5: Solve for x
x = 1,782,960,617,446.16/1,503,739.68 - Step 6: Final answer
x = 1,185,684.36
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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.