Finding the Fourth Proportional to 2,864,319.12, 3,952,708.74 and 1,575,163.08
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Solution
The fourth proportional to 2,864,319.12, 3,952,708.74 and 1,575,163.08 is: 2,173,696.65
Step by Step Solution
- Step 1: Write the proportion equation
2,864,319.12 : 3,952,708.74 = 1,575,163.08 : x - Step 2: Convert to fraction form
2,864,319.12/3,952,708.74 = 1,575,163.08/x - Step 3: Cross multiply
2,864,319.12x = 3,952,708.74 × 1,575,163.08 - Step 4: Simplify right side
2,864,319.12x = 6,226,160,873,241.32 - Step 5: Solve for x
x = 6,226,160,873,241.32/2,864,319.12 - Step 6: Final answer
x = 2,173,696.65
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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.