Finding the Fourth Proportional to 2,835,710.40, 3,912,993.12 and 1,747,807.68
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Solution
The fourth proportional to 2,835,710.40, 3,912,993.12 and 1,747,807.68 is: 2,411,797.56
Step by Step Solution
- Step 1: Write the proportion equation
2,835,710.40 : 3,912,993.12 = 1,747,807.68 : x - Step 2: Convert to fraction form
2,835,710.40/3,912,993.12 = 1,747,807.68/x - Step 3: Cross multiply
2,835,710.40x = 3,912,993.12 × 1,747,807.68 - Step 4: Simplify right side
2,835,710.40x = 6,839,159,426,923.16 - Step 5: Solve for x
x = 6,839,159,426,923.16/2,835,710.40 - Step 6: Final answer
x = 2,411,797.56
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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.