Finding the Fourth Proportional to 1,283,466.06, 1,771,204.20 and 702,679.55
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Solution
The fourth proportional to 1,283,466.06, 1,771,204.20 and 702,679.55 is: 969,709.30
Step by Step Solution
- Step 1: Write the proportion equation
1,283,466.06 : 1,771,204.20 = 702,679.55 : x - Step 2: Convert to fraction form
1,283,466.06/1,771,204.20 = 702,679.55/x - Step 3: Cross multiply
1,283,466.06x = 1,771,204.20 × 702,679.55 - Step 4: Simplify right side
1,283,466.06x = 1,244,588,970,214.11 - Step 5: Solve for x
x = 1,244,588,970,214.11/1,283,466.06 - Step 6: Final answer
x = 969,709.30
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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.