Finding the Fourth Proportional to 1,348,708.10, 2,023,062.15 and 351,436.10
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Solution
The fourth proportional to 1,348,708.10, 2,023,062.15 and 351,436.10 is: 527,154.15
Step by Step Solution
- Step 1: Write the proportion equation
1,348,708.10 : 2,023,062.15 = 351,436.10 : x - Step 2: Convert to fraction form
1,348,708.10/2,023,062.15 = 351,436.10/x - Step 3: Cross multiply
1,348,708.10x = 2,023,062.15 × 351,436.10 - Step 4: Simplify right side
1,348,708.10x = 710,977,072,053.62 - Step 5: Solve for x
x = 710,977,072,053.62/1,348,708.10 - Step 6: Final answer
x = 527,154.15
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.