Finding the Fourth Proportional to 1,486,179.36, 2,050,927.92 and 807,115.68
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Solution
The fourth proportional to 1,486,179.36, 2,050,927.92 and 807,115.68 is: 1,113,819.86
Step by Step Solution
- Step 1: Write the proportion equation
1,486,179.36 : 2,050,927.92 = 807,115.68 : x - Step 2: Convert to fraction form
1,486,179.36/2,050,927.92 = 807,115.68/x - Step 3: Cross multiply
1,486,179.36x = 2,050,927.92 × 807,115.68 - Step 4: Simplify right side
1,486,179.36x = 1,655,336,082,781.79 - Step 5: Solve for x
x = 1,655,336,082,781.79/1,486,179.36 - Step 6: Final answer
x = 1,113,819.86
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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.