Finding the Fourth Proportional to 1,232,330.16, 1,700,615.46 and 688,466.08
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Solution
The fourth proportional to 1,232,330.16, 1,700,615.46 and 688,466.08 is: 950,083.10
Step by Step Solution
- Step 1: Write the proportion equation
1,232,330.16 : 1,700,615.46 = 688,466.08 : x - Step 2: Convert to fraction form
1,232,330.16/1,700,615.46 = 688,466.08/x - Step 3: Cross multiply
1,232,330.16x = 1,700,615.46 × 688,466.08 - Step 4: Simplify right side
1,232,330.16x = 1,170,816,059,333.60 - Step 5: Solve for x
x = 1,170,816,059,333.60/1,232,330.16 - Step 6: Final answer
x = 950,083.10
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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.