Finding the Fourth Proportional to 1,807,926.97, 2,494,969.84 and 992,206.55
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Solution
The fourth proportional to 1,807,926.97, 2,494,969.84 and 992,206.55 is: 1,369,261.84
Step by Step Solution
- Step 1: Write the proportion equation
1,807,926.97 : 2,494,969.84 = 992,206.55 : x - Step 2: Convert to fraction form
1,807,926.97/2,494,969.84 = 992,206.55/x - Step 3: Cross multiply
1,807,926.97x = 2,494,969.84 × 992,206.55 - Step 4: Simplify right side
1,807,926.97x = 2,475,525,417,300.45 - Step 5: Solve for x
x = 2,475,525,417,300.45/1,807,926.97 - Step 6: Final answer
x = 1,369,261.84
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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.