Finding the Fourth Proportional to 5,600,432.55, 8,402,392.68 and 2,006,230.62
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Solution
The fourth proportional to 5,600,432.55, 8,402,392.68 and 2,006,230.62 is: 3,009,970.62
Step by Step Solution
- Step 1: Write the proportion equation
5,600,432.55 : 8,402,392.68 = 2,006,230.62 : x - Step 2: Convert to fraction form
5,600,432.55/8,402,392.68 = 2,006,230.62/x - Step 3: Cross multiply
5,600,432.55x = 8,402,392.68 × 2,006,230.62 - Step 4: Simplify right side
5,600,432.55x = 16,857,137,433,867.90 - Step 5: Solve for x
x = 16,857,137,433,867.90/5,600,432.55 - Step 6: Final answer
x = 3,009,970.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.