Finding the Fourth Proportional to 2,612,612.74, 3,605,206.53 and 1,466,471.65
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Solution
The fourth proportional to 2,612,612.74, 3,605,206.53 and 1,466,471.65 is: 2,023,619.15
Step by Step Solution
- Step 1: Write the proportion equation
2,612,612.74 : 3,605,206.53 = 1,466,471.65 : x - Step 2: Convert to fraction form
2,612,612.74/3,605,206.53 = 1,466,471.65/x - Step 3: Cross multiply
2,612,612.74x = 3,605,206.53 × 1,466,471.65 - Step 4: Simplify right side
2,612,612.74x = 5,286,933,168,639.87 - Step 5: Solve for x
x = 5,286,933,168,639.87/2,612,612.74 - Step 6: Final answer
x = 2,023,619.15
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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.