Finding the Fourth Proportional to 1,581,751.84, 2,373,032.37 and 459,820.84
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Solution
The fourth proportional to 1,581,751.84, 2,373,032.37 and 459,820.84 is: 689,848.88
Step by Step Solution
- Step 1: Write the proportion equation
1,581,751.84 : 2,373,032.37 = 459,820.84 : x - Step 2: Convert to fraction form
1,581,751.84/2,373,032.37 = 459,820.84/x - Step 3: Cross multiply
1,581,751.84x = 2,373,032.37 × 459,820.84 - Step 4: Simplify right side
1,581,751.84x = 1,091,169,737,720.59 - Step 5: Solve for x
x = 1,091,169,737,720.59/1,581,751.84 - Step 6: Final answer
x = 689,848.88
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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.