Finding the Fourth Proportional to 3,343,673.08, 4,615,681.28 and 2,257,415.96
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Solution
The fourth proportional to 3,343,673.08, 4,615,681.28 and 2,257,415.96 is: 3,116,187.60
Step by Step Solution
- Step 1: Write the proportion equation
3,343,673.08 : 4,615,681.28 = 2,257,415.96 : x - Step 2: Convert to fraction form
3,343,673.08/4,615,681.28 = 2,257,415.96/x - Step 3: Cross multiply
3,343,673.08x = 4,615,681.28 × 2,257,415.96 - Step 4: Simplify right side
3,343,673.08x = 10,419,512,587,997.35 - Step 5: Solve for x
x = 10,419,512,587,997.35/3,343,673.08 - Step 6: Final answer
x = 3,116,187.60
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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.