Finding the Fourth Proportional to 1,597,115.18, 2,203,682.11 and 1,016,128.50
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Solution
The fourth proportional to 1,597,115.18, 2,203,682.11 and 1,016,128.50 is: 1,402,043.03
Step by Step Solution
- Step 1: Write the proportion equation
1,597,115.18 : 2,203,682.11 = 1,016,128.50 : x - Step 2: Convert to fraction form
1,597,115.18/2,203,682.11 = 1,016,128.50/x - Step 3: Cross multiply
1,597,115.18x = 2,203,682.11 × 1,016,128.50 - Step 4: Simplify right side
1,597,115.18x = 2,239,224,196,911.13 - Step 5: Solve for x
x = 2,239,224,196,911.13/1,597,115.18 - Step 6: Final answer
x = 1,402,043.03
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.