Finding the Fourth Proportional to 1,129,059.50, 1,558,104.33 and 670,266.09
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Solution
The fourth proportional to 1,129,059.50, 1,558,104.33 and 670,266.09 is: 924,968.53
Step by Step Solution
- Step 1: Write the proportion equation
1,129,059.50 : 1,558,104.33 = 670,266.09 : x - Step 2: Convert to fraction form
1,129,059.50/1,558,104.33 = 670,266.09/x - Step 3: Cross multiply
1,129,059.50x = 1,558,104.33 × 670,266.09 - Step 4: Simplify right side
1,129,059.50x = 1,044,344,497,081.17 - Step 5: Solve for x
x = 1,044,344,497,081.17/1,129,059.50 - Step 6: Final answer
x = 924,968.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.