Finding the Fourth Proportional to 1,107,759.84, 1,661,937.30 and 349,630.62
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Solution
The fourth proportional to 1,107,759.84, 1,661,937.30 and 349,630.62 is: 524,539.84
Step by Step Solution
- Step 1: Write the proportion equation
1,107,759.84 : 1,661,937.30 = 349,630.62 : x - Step 2: Convert to fraction form
1,107,759.84/1,661,937.30 = 349,630.62/x - Step 3: Cross multiply
1,107,759.84x = 1,661,937.30 × 349,630.62 - Step 4: Simplify right side
1,107,759.84x = 581,064,168,600.13 - Step 5: Solve for x
x = 581,064,168,600.13/1,107,759.84 - Step 6: Final answer
x = 524,539.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.