Finding the Fourth Proportional to 3,163,351.84, 4,365,427.84 and 1,713,048.84
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Solution
The fourth proportional to 3,163,351.84, 4,365,427.84 and 1,713,048.84 is: 2,364,008.65
Step by Step Solution
- Step 1: Write the proportion equation
3,163,351.84 : 4,365,427.84 = 1,713,048.84 : x - Step 2: Convert to fraction form
3,163,351.84/4,365,427.84 = 1,713,048.84/x - Step 3: Cross multiply
3,163,351.84x = 4,365,427.84 × 1,713,048.84 - Step 4: Simplify right side
3,163,351.84x = 7,478,191,097,415.71 - Step 5: Solve for x
x = 7,478,191,097,415.71/3,163,351.84 - Step 6: Final answer
x = 2,364,008.65
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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.