Finding the Fourth Proportional to 1,129,412.41, 1,693,759.36 and 371,079.08
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Solution
The fourth proportional to 1,129,412.41, 1,693,759.36 and 371,079.08 is: 556,500.58
Step by Step Solution
- Step 1: Write the proportion equation
1,129,412.41 : 1,693,759.36 = 371,079.08 : x - Step 2: Convert to fraction form
1,129,412.41/1,693,759.36 = 371,079.08/x - Step 3: Cross multiply
1,129,412.41x = 1,693,759.36 × 371,079.08 - Step 4: Simplify right side
1,129,412.41x = 628,518,663,194.79 - Step 5: Solve for x
x = 628,518,663,194.79/1,129,412.41 - Step 6: Final answer
x = 556,500.58
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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.