Finding the Fourth Proportional to 956,595.18, 1,320,161.19 and 526,875.21
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Solution
The fourth proportional to 956,595.18, 1,320,161.19 and 526,875.21 is: 727,120.75
Step by Step Solution
- Step 1: Write the proportion equation
956,595.18 : 1,320,161.19 = 526,875.21 : x - Step 2: Convert to fraction form
956,595.18/1,320,161.19 = 526,875.21/x - Step 3: Cross multiply
956,595.18x = 1,320,161.19 × 526,875.21 - Step 4: Simplify right side
956,595.18x = 695,560,204,215.10 - Step 5: Solve for x
x = 695,560,204,215.10/956,595.18 - Step 6: Final answer
x = 727,120.75
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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.