Finding the Fourth Proportional to 4,175,970.21, 6,264,887.36 and 1,336,252.77
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Solution
The fourth proportional to 4,175,970.21, 6,264,887.36 and 1,336,252.77 is: 2,004,677.39
Step by Step Solution
- Step 1: Write the proportion equation
4,175,970.21 : 6,264,887.36 = 1,336,252.77 : x - Step 2: Convert to fraction form
4,175,970.21/6,264,887.36 = 1,336,252.77/x - Step 3: Cross multiply
4,175,970.21x = 6,264,887.36 × 1,336,252.77 - Step 4: Simplify right side
4,175,970.21x = 8,371,473,081,856.72 - Step 5: Solve for x
x = 8,371,473,081,856.72/4,175,970.21 - Step 6: Final answer
x = 2,004,677.39
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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.