Finding the Fourth Proportional to 4,437,992.20, 6,124,408.50 and 2,400,783.88
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Solution
The fourth proportional to 4,437,992.20, 6,124,408.50 and 2,400,783.88 is: 3,313,070.54
Step by Step Solution
- Step 1: Write the proportion equation
4,437,992.20 : 6,124,408.50 = 2,400,783.88 : x - Step 2: Convert to fraction form
4,437,992.20/6,124,408.50 = 2,400,783.88/x - Step 3: Cross multiply
4,437,992.20x = 6,124,408.50 × 2,400,783.88 - Step 4: Simplify right side
4,437,992.20x = 14,703,381,201,334.98 - Step 5: Solve for x
x = 14,703,381,201,334.98/4,437,992.20 - Step 6: Final answer
x = 3,313,070.54
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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.