Finding the Fourth Proportional to 1,075,774.68, 1,613,147.58 and 626,623.74
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Solution
The fourth proportional to 1,075,774.68, 1,613,147.58 and 626,623.74 is: 939,635.96
Step by Step Solution
- Step 1: Write the proportion equation
1,075,774.68 : 1,613,147.58 = 626,623.74 : x - Step 2: Convert to fraction form
1,075,774.68/1,613,147.58 = 626,623.74/x - Step 3: Cross multiply
1,075,774.68x = 1,613,147.58 × 626,623.74 - Step 4: Simplify right side
1,075,774.68x = 1,010,836,569,751.55 - Step 5: Solve for x
x = 1,010,836,569,751.55/1,075,774.68 - Step 6: Final answer
x = 939,635.96
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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.