Finding the Fourth Proportional to 3,865,769.42, 5,798,203.77 and 1,026,102.20
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Solution
The fourth proportional to 3,865,769.42, 5,798,203.77 and 1,026,102.20 is: 1,539,033.76
Step by Step Solution
- Step 1: Write the proportion equation
3,865,769.42 : 5,798,203.77 = 1,026,102.20 : x - Step 2: Convert to fraction form
3,865,769.42/5,798,203.77 = 1,026,102.20/x - Step 3: Cross multiply
3,865,769.42x = 5,798,203.77 × 1,026,102.20 - Step 4: Simplify right side
3,865,769.42x = 5,949,549,644,445.29 - Step 5: Solve for x
x = 5,949,549,644,445.29/3,865,769.42 - Step 6: Final answer
x = 1,539,033.76
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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.