Finding the Fourth Proportional to 4,251,184.23, 6,378,153.36 and 2,545,060.71
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Solution
The fourth proportional to 4,251,184.23, 6,378,153.36 and 2,545,060.71 is: 3,818,415.44
Step by Step Solution
- Step 1: Write the proportion equation
4,251,184.23 : 6,378,153.36 = 2,545,060.71 : x - Step 2: Convert to fraction form
4,251,184.23/6,378,153.36 = 2,545,060.71/x - Step 3: Cross multiply
4,251,184.23x = 6,378,153.36 × 2,545,060.71 - Step 4: Simplify right side
4,251,184.23x = 16,232,787,518,890.49 - Step 5: Solve for x
x = 16,232,787,518,890.49/4,251,184.23 - Step 6: Final answer
x = 3,818,415.44
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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.