Finding the Fourth Proportional to 1,160,638.08, 1,601,681.44 and 651,340.44
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Solution
The fourth proportional to 1,160,638.08, 1,601,681.44 and 651,340.44 is: 898,850.31
Step by Step Solution
- Step 1: Write the proportion equation
1,160,638.08 : 1,601,681.44 = 651,340.44 : x - Step 2: Convert to fraction form
1,160,638.08/1,601,681.44 = 651,340.44/x - Step 3: Cross multiply
1,160,638.08x = 1,601,681.44 × 651,340.44 - Step 4: Simplify right side
1,160,638.08x = 1,043,239,893,869.43 - Step 5: Solve for x
x = 1,043,239,893,869.43/1,160,638.08 - Step 6: Final answer
x = 898,850.31
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1.5x scale
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.