Finding the Fourth Proportional to 2,075,918.46, 3,114,396.09 and 579,997.50
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Solution
The fourth proportional to 2,075,918.46, 3,114,396.09 and 579,997.50 is: 870,141.09
Step by Step Solution
- Step 1: Write the proportion equation
2,075,918.46 : 3,114,396.09 = 579,997.50 : x - Step 2: Convert to fraction form
2,075,918.46/3,114,396.09 = 579,997.50/x - Step 3: Cross multiply
2,075,918.46x = 3,114,396.09 × 579,997.50 - Step 4: Simplify right side
2,075,918.46x = 1,806,341,946,209.78 - Step 5: Solve for x
x = 1,806,341,946,209.78/2,075,918.46 - Step 6: Final answer
x = 870,141.09
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1.5x scale
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.