Finding the Fourth Proportional to 2,211,204.30, 3,316,806.45 and 715,296.30
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Solution
The fourth proportional to 2,211,204.30, 3,316,806.45 and 715,296.30 is: 1,072,944.45
Step by Step Solution
- Step 1: Write the proportion equation
2,211,204.30 : 3,316,806.45 = 715,296.30 : x - Step 2: Convert to fraction form
2,211,204.30/3,316,806.45 = 715,296.30/x - Step 3: Cross multiply
2,211,204.30x = 3,316,806.45 × 715,296.30 - Step 4: Simplify right side
2,211,204.30x = 2,372,499,381,501.14 - Step 5: Solve for x
x = 2,372,499,381,501.14/2,211,204.30 - Step 6: Final answer
x = 1,072,944.45
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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.