Finding the Fourth Proportional to 4,257,658.14, 6,383,039.04 and 2,906,417.76
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Solution
The fourth proportional to 4,257,658.14, 6,383,039.04 and 2,906,417.76 is: 4,357,272.81
Step by Step Solution
- Step 1: Write the proportion equation
4,257,658.14 : 6,383,039.04 = 2,906,417.76 : x - Step 2: Convert to fraction form
4,257,658.14/6,383,039.04 = 2,906,417.76/x - Step 3: Cross multiply
4,257,658.14x = 6,383,039.04 × 2,906,417.76 - Step 4: Simplify right side
4,257,658.14x = 18,551,778,028,629.35 - Step 5: Solve for x
x = 18,551,778,028,629.35/4,257,658.14 - Step 6: Final answer
x = 4,357,272.81
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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.