Finding the Fourth Proportional to 1,129,987.96, 1,694,984.70 and 277,063.36
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Solution
The fourth proportional to 1,129,987.96, 1,694,984.70 and 277,063.36 is: 415,595.72
Step by Step Solution
- Step 1: Write the proportion equation
1,129,987.96 : 1,694,984.70 = 277,063.36 : x - Step 2: Convert to fraction form
1,129,987.96/1,694,984.70 = 277,063.36/x - Step 3: Cross multiply
1,129,987.96x = 1,694,984.70 × 277,063.36 - Step 4: Simplify right side
1,129,987.96x = 469,618,156,130.59 - Step 5: Solve for x
x = 469,618,156,130.59/1,129,987.96 - Step 6: Final answer
x = 415,595.72
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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.