Finding the Fourth Proportional to 4,977,335.39, 6,870,845.99 and 3,346,687.94
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Solution
The fourth proportional to 4,977,335.39, 6,870,845.99 and 3,346,687.94 is: 4,619,856.93
Step by Step Solution
- Step 1: Write the proportion equation
4,977,335.39 : 6,870,845.99 = 3,346,687.94 : x - Step 2: Convert to fraction form
4,977,335.39/6,870,845.99 = 3,346,687.94/x - Step 3: Cross multiply
4,977,335.39x = 6,870,845.99 × 3,346,687.94 - Step 4: Simplify right side
4,977,335.39x = 22,994,577,386,342.85 - Step 5: Solve for x
x = 22,994,577,386,342.85/4,977,335.39 - Step 6: Final answer
x = 4,619,856.93
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.