Finding the Fourth Proportional to 4,210,449.05, 5,810,415.58 and 2,276,705.02
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Solution
The fourth proportional to 4,210,449.05, 5,810,415.58 and 2,276,705.02 is: 3,141,850.71
Step by Step Solution
- Step 1: Write the proportion equation
4,210,449.05 : 5,810,415.58 = 2,276,705.02 : x - Step 2: Convert to fraction form
4,210,449.05/5,810,415.58 = 2,276,705.02/x - Step 3: Cross multiply
4,210,449.05x = 5,810,415.58 × 2,276,705.02 - Step 4: Simplify right side
4,210,449.05x = 13,228,602,319,272.21 - Step 5: Solve for x
x = 13,228,602,319,272.21/4,210,449.05 - Step 6: Final answer
x = 3,141,850.71
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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.