Finding the Fourth Proportional to 2,742,319.44, 4,115,054.24 and 2,141,594.28
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Solution
The fourth proportional to 2,742,319.44, 4,115,054.24 and 2,141,594.28 is: 3,213,621.46
Step by Step Solution
- Step 1: Write the proportion equation
2,742,319.44 : 4,115,054.24 = 2,141,594.28 : x - Step 2: Convert to fraction form
2,742,319.44/4,115,054.24 = 2,141,594.28/x - Step 3: Cross multiply
2,742,319.44x = 4,115,054.24 × 2,141,594.28 - Step 4: Simplify right side
2,742,319.44x = 8,812,776,611,565.78 - Step 5: Solve for x
x = 8,812,776,611,565.78/2,742,319.44 - Step 6: Final answer
x = 3,213,621.46
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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.