Finding the Fourth Proportional to 4,595,318.90, 6,889,786.32 and 2,035,138.74
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Solution
The fourth proportional to 4,595,318.90, 6,889,786.32 and 2,035,138.74 is: 3,051,294.45
Step by Step Solution
- Step 1: Write the proportion equation
4,595,318.90 : 6,889,786.32 = 2,035,138.74 : x - Step 2: Convert to fraction form
4,595,318.90/6,889,786.32 = 2,035,138.74/x - Step 3: Cross multiply
4,595,318.90x = 6,889,786.32 × 2,035,138.74 - Step 4: Simplify right side
4,595,318.90x = 14,021,671,050,154.04 - Step 5: Solve for x
x = 14,021,671,050,154.04/4,595,318.90 - Step 6: Final answer
x = 3,051,294.45
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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.