Finding the Fourth Proportional to 4,281,316.76, 6,423,045.38 and 3,021,604.76
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Solution
The fourth proportional to 4,281,316.76, 6,423,045.38 and 3,021,604.76 is: 4,533,162.48
Step by Step Solution
- Step 1: Write the proportion equation
4,281,316.76 : 6,423,045.38 = 3,021,604.76 : x - Step 2: Convert to fraction form
4,281,316.76/6,423,045.38 = 3,021,604.76/x - Step 3: Cross multiply
4,281,316.76x = 6,423,045.38 × 3,021,604.76 - Step 4: Simplify right side
4,281,316.76x = 19,407,904,493,904.01 - Step 5: Solve for x
x = 19,407,904,493,904.01/4,281,316.76 - Step 6: Final answer
x = 4,533,162.48
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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.