Finding the Fourth Proportional to 1,959,911.16, 2,704,811.10 and 1,088,847.96
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Solution
The fourth proportional to 1,959,911.16, 2,704,811.10 and 1,088,847.96 is: 1,502,684.46
Step by Step Solution
- Step 1: Write the proportion equation
1,959,911.16 : 2,704,811.10 = 1,088,847.96 : x - Step 2: Convert to fraction form
1,959,911.16/2,704,811.10 = 1,088,847.96/x - Step 3: Cross multiply
1,959,911.16x = 2,704,811.10 × 1,088,847.96 - Step 4: Simplify right side
1,959,911.16x = 2,945,128,048,420.36 - Step 5: Solve for x
x = 2,945,128,048,420.36/1,959,911.16 - Step 6: Final answer
x = 1,502,684.46
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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.