Finding the Fourth Proportional to 4,276,148.57, 6,415,403.83 and 3,806,118.53
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Solution
The fourth proportional to 4,276,148.57, 6,415,403.83 and 3,806,118.53 is: 5,710,228.96
Step by Step Solution
- Step 1: Write the proportion equation
4,276,148.57 : 6,415,403.83 = 3,806,118.53 : x - Step 2: Convert to fraction form
4,276,148.57/6,415,403.83 = 3,806,118.53/x - Step 3: Cross multiply
4,276,148.57x = 6,415,403.83 × 3,806,118.53 - Step 4: Simplify right side
4,276,148.57x = 24,417,787,353,203.65 - Step 5: Solve for x
x = 24,417,787,353,203.65/4,276,148.57 - Step 6: Final answer
x = 5,710,228.96
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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.