Finding the Fourth Proportional to 1,713,164.12, 2,365,241.48 and 1,102,378.34
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Solution
The fourth proportional to 1,713,164.12, 2,365,241.48 and 1,102,378.34 is: 1,521,973.84
Step by Step Solution
- Step 1: Write the proportion equation
1,713,164.12 : 2,365,241.48 = 1,102,378.34 : x - Step 2: Convert to fraction form
1,713,164.12/2,365,241.48 = 1,102,378.34/x - Step 3: Cross multiply
1,713,164.12x = 2,365,241.48 × 1,102,378.34 - Step 4: Simplify right side
1,713,164.12x = 2,607,390,967,351.28 - Step 5: Solve for x
x = 2,607,390,967,351.28/1,713,164.12 - Step 6: Final answer
x = 1,521,973.84
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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.