Finding the Fourth Proportional to 2,748,939.42, 3,793,664.20 and 1,717,058.15
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Solution
The fourth proportional to 2,748,939.42, 3,793,664.20 and 1,717,058.15 is: 2,369,620.07
Step by Step Solution
- Step 1: Write the proportion equation
2,748,939.42 : 3,793,664.20 = 1,717,058.15 : x - Step 2: Convert to fraction form
2,748,939.42/3,793,664.20 = 1,717,058.15/x - Step 3: Cross multiply
2,748,939.42x = 3,793,664.20 × 1,717,058.15 - Step 4: Simplify right side
2,748,939.42x = 6,513,942,032,973.23 - Step 5: Solve for x
x = 6,513,942,032,973.23/2,748,939.42 - Step 6: Final answer
x = 2,369,620.07
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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.