Finding the Fourth Proportional to 5,367,564.76, 7,407,256.98 and 2,920,175.08
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Solution
The fourth proportional to 5,367,564.76, 7,407,256.98 and 2,920,175.08 is: 4,029,851.19
Step by Step Solution
- Step 1: Write the proportion equation
5,367,564.76 : 7,407,256.98 = 2,920,175.08 : x - Step 2: Convert to fraction form
5,367,564.76/7,407,256.98 = 2,920,175.08/x - Step 3: Cross multiply
5,367,564.76x = 7,407,256.98 × 2,920,175.08 - Step 4: Simplify right side
5,367,564.76x = 21,630,487,244,152.06 - Step 5: Solve for x
x = 21,630,487,244,152.06/5,367,564.76 - Step 6: Final answer
x = 4,029,851.19
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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.