Finding the Fourth Proportional to 1,004,238.84, 1,385,860.41 and 551,529.84
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Solution
The fourth proportional to 1,004,238.84, 1,385,860.41 and 551,529.84 is: 761,117.12
Step by Step Solution
- Step 1: Write the proportion equation
1,004,238.84 : 1,385,860.41 = 551,529.84 : x - Step 2: Convert to fraction form
1,004,238.84/1,385,860.41 = 551,529.84/x - Step 3: Cross multiply
1,004,238.84x = 1,385,860.41 × 551,529.84 - Step 4: Simplify right side
1,004,238.84x = 764,343,370,189.63 - Step 5: Solve for x
x = 764,343,370,189.63/1,004,238.84 - Step 6: Final answer
x = 761,117.12
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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.