Finding the Fourth Proportional to 2,917,533.13, 4,373,306.74 and 1,119,932.53
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Solution
The fourth proportional to 2,917,533.13, 4,373,306.74 and 1,119,932.53 is: 1,678,749.91
Step by Step Solution
- Step 1: Write the proportion equation
2,917,533.13 : 4,373,306.74 = 1,119,932.53 : x - Step 2: Convert to fraction form
2,917,533.13/4,373,306.74 = 1,119,932.53/x - Step 3: Cross multiply
2,917,533.13x = 4,373,306.74 × 1,119,932.53 - Step 4: Simplify right side
2,917,533.13x = 4,897,808,472,260.90 - Step 5: Solve for x
x = 4,897,808,472,260.90/2,917,533.13 - Step 6: Final answer
x = 1,678,749.91
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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.