Finding the Fourth Proportional to 1,204,693.86, 1,807,031.04 and 306,138.18
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Solution
The fourth proportional to 1,204,693.86, 1,807,031.04 and 306,138.18 is: 459,204.79
Step by Step Solution
- Step 1: Write the proportion equation
1,204,693.86 : 1,807,031.04 = 306,138.18 : x - Step 2: Convert to fraction form
1,204,693.86/1,807,031.04 = 306,138.18/x - Step 3: Cross multiply
1,204,693.86x = 1,807,031.04 × 306,138.18 - Step 4: Simplify right side
1,204,693.86x = 553,201,193,789.11 - Step 5: Solve for x
x = 553,201,193,789.11/1,204,693.86 - Step 6: Final answer
x = 459,204.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.