Finding the Fourth Proportional to 1,729,294.34, 2,386,466.44 and 1,084,741.70
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Solution
The fourth proportional to 1,729,294.34, 2,386,466.44 and 1,084,741.70 is: 1,496,968.79
Step by Step Solution
- Step 1: Write the proportion equation
1,729,294.34 : 2,386,466.44 = 1,084,741.70 : x - Step 2: Convert to fraction form
1,729,294.34/2,386,466.44 = 1,084,741.70/x - Step 3: Cross multiply
1,729,294.34x = 2,386,466.44 × 1,084,741.70 - Step 4: Simplify right side
1,729,294.34x = 2,588,699,663,118.55 - Step 5: Solve for x
x = 2,588,699,663,118.55/1,729,294.34 - Step 6: Final answer
x = 1,496,968.79
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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.