Finding the Fourth Proportional to 1,536,828.28, 2,305,585.14 and 471,977.80
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Solution
The fourth proportional to 1,536,828.28, 2,305,585.14 and 471,977.80 is: 708,071.95
Step by Step Solution
- Step 1: Write the proportion equation
1,536,828.28 : 2,305,585.14 = 471,977.80 : x - Step 2: Convert to fraction form
1,536,828.28/2,305,585.14 = 471,977.80/x - Step 3: Cross multiply
1,536,828.28x = 2,305,585.14 × 471,977.80 - Step 4: Simplify right side
1,536,828.28x = 1,088,185,002,089.89 - Step 5: Solve for x
x = 1,088,185,002,089.89/1,536,828.28 - Step 6: Final answer
x = 708,071.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.