Finding the Fourth Proportional to 1,689,609.36, 2,534,202.60 and 552,276.36
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Solution
The fourth proportional to 1,689,609.36, 2,534,202.60 and 552,276.36 is: 828,345.43
Step by Step Solution
- Step 1: Write the proportion equation
1,689,609.36 : 2,534,202.60 = 552,276.36 : x - Step 2: Convert to fraction form
1,689,609.36/2,534,202.60 = 552,276.36/x - Step 3: Cross multiply
1,689,609.36x = 2,534,202.60 × 552,276.36 - Step 4: Simplify right side
1,689,609.36x = 1,399,580,187,430.54 - Step 5: Solve for x
x = 1,399,580,187,430.54/1,689,609.36 - Step 6: Final answer
x = 828,345.43
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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.