Finding the Fourth Proportional to 3,675,319.68, 5,072,050.80 and 2,225,280.36
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Solution
The fourth proportional to 3,675,319.68, 5,072,050.80 and 2,225,280.36 is: 3,070,953.28
Step by Step Solution
- Step 1: Write the proportion equation
3,675,319.68 : 5,072,050.80 = 2,225,280.36 : x - Step 2: Convert to fraction form
3,675,319.68/5,072,050.80 = 2,225,280.36/x - Step 3: Cross multiply
3,675,319.68x = 5,072,050.80 × 2,225,280.36 - Step 4: Simplify right side
3,675,319.68x = 11,286,735,030,162.29 - Step 5: Solve for x
x = 11,286,735,030,162.29/3,675,319.68 - Step 6: Final answer
x = 3,070,953.28
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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.