Finding the Fourth Proportional to 2,753,376.48, 4,128,646.57 and 1,235,758.41
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Solution
The fourth proportional to 2,753,376.48, 4,128,646.57 and 1,235,758.41 is: 1,853,001.13
Step by Step Solution
- Step 1: Write the proportion equation
2,753,376.48 : 4,128,646.57 = 1,235,758.41 : x - Step 2: Convert to fraction form
2,753,376.48/4,128,646.57 = 1,235,758.41/x - Step 3: Cross multiply
2,753,376.48x = 4,128,646.57 × 1,235,758.41 - Step 4: Simplify right side
2,753,376.48x = 5,102,009,717,705.76 - Step 5: Solve for x
x = 5,102,009,717,705.76/2,753,376.48 - Step 6: Final answer
x = 1,853,001.13
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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.