Finding the Fourth Proportional to 4,655,642.89, 6,421,147.49 and 3,024,575.79
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Solution
The fourth proportional to 4,655,642.89, 6,421,147.49 and 3,024,575.79 is: 4,171,550.04
Step by Step Solution
- Step 1: Write the proportion equation
4,655,642.89 : 6,421,147.49 = 3,024,575.79 : x - Step 2: Convert to fraction form
4,655,642.89/6,421,147.49 = 3,024,575.79/x - Step 3: Cross multiply
4,655,642.89x = 6,421,147.49 × 3,024,575.79 - Step 4: Simplify right side
4,655,642.89x = 19,421,247,261,874.36 - Step 5: Solve for x
x = 19,421,247,261,874.36/4,655,642.89 - Step 6: Final answer
x = 4,171,550.04
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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.