Finding the Fourth Proportional to 1,824,983.19, 2,518,493.11 and 1,009,242.11
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Solution
The fourth proportional to 1,824,983.19, 2,518,493.11 and 1,009,242.11 is: 1,392,763.13
Step by Step Solution
- Step 1: Write the proportion equation
1,824,983.19 : 2,518,493.11 = 1,009,242.11 : x - Step 2: Convert to fraction form
1,824,983.19/2,518,493.11 = 1,009,242.11/x - Step 3: Cross multiply
1,824,983.19x = 2,518,493.11 × 1,009,242.11 - Step 4: Simplify right side
1,824,983.19x = 2,541,769,304,129.99 - Step 5: Solve for x
x = 2,541,769,304,129.99/1,824,983.19 - Step 6: Final answer
x = 1,392,763.13
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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.