Finding the Fourth Proportional to 4,486,879.02, 6,191,860.74 and 2,449,688.52
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Solution
The fourth proportional to 4,486,879.02, 6,191,860.74 and 2,449,688.52 is: 3,380,552.52
Step by Step Solution
- Step 1: Write the proportion equation
4,486,879.02 : 6,191,860.74 = 2,449,688.52 : x - Step 2: Convert to fraction form
4,486,879.02/6,191,860.74 = 2,449,688.52/x - Step 3: Cross multiply
4,486,879.02x = 6,191,860.74 × 2,449,688.52 - Step 4: Simplify right side
4,486,879.02x = 15,168,130,172,216.71 - Step 5: Solve for x
x = 15,168,130,172,216.71/4,486,879.02 - Step 6: Final answer
x = 3,380,552.52
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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.