Finding the Fourth Proportional to 2,621,158.58, 3,617,315.25 and 1,475,313.14
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Solution
The fourth proportional to 2,621,158.58, 3,617,315.25 and 1,475,313.14 is: 2,035,997.65
Step by Step Solution
- Step 1: Write the proportion equation
2,621,158.58 : 3,617,315.25 = 1,475,313.14 : x - Step 2: Convert to fraction form
2,621,158.58/3,617,315.25 = 1,475,313.14/x - Step 3: Cross multiply
2,621,158.58x = 3,617,315.25 × 1,475,313.14 - Step 4: Simplify right side
2,621,158.58x = 5,336,672,719,847.39 - Step 5: Solve for x
x = 5,336,672,719,847.39/2,621,158.58 - Step 6: Final answer
x = 2,035,997.65
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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.