Finding the Fourth Proportional to 3,818,237.08, 5,727,618.08 and 1,122,628.36
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Solution
The fourth proportional to 3,818,237.08, 5,727,618.08 and 1,122,628.36 is: 1,684,019.71
Step by Step Solution
- Step 1: Write the proportion equation
3,818,237.08 : 5,727,618.08 = 1,122,628.36 : x - Step 2: Convert to fraction form
3,818,237.08/5,727,618.08 = 1,122,628.36/x - Step 3: Cross multiply
3,818,237.08x = 5,727,618.08 × 1,122,628.36 - Step 4: Simplify right side
3,818,237.08x = 6,429,986,491,856.75 - Step 5: Solve for x
x = 6,429,986,491,856.75/3,818,237.08 - Step 6: Final answer
x = 1,684,019.71
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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.