Finding the Fourth Proportional to 1,698,849.84, 2,548,299.06 and 436,678.68
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Solution
The fourth proportional to 1,698,849.84, 2,548,299.06 and 436,678.68 is: 655,024.27
Step by Step Solution
- Step 1: Write the proportion equation
1,698,849.84 : 2,548,299.06 = 436,678.68 : x - Step 2: Convert to fraction form
1,698,849.84/2,548,299.06 = 436,678.68/x - Step 3: Cross multiply
1,698,849.84x = 2,548,299.06 × 436,678.68 - Step 4: Simplify right side
1,698,849.84x = 1,112,787,869,766.04 - Step 5: Solve for x
x = 1,112,787,869,766.04/1,698,849.84 - Step 6: Final answer
x = 655,024.27
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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.