Finding the Fourth Proportional to 2,833,840.70, 4,251,679.98 and 1,696,425.74
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Solution
The fourth proportional to 2,833,840.70, 4,251,679.98 and 1,696,425.74 is: 2,545,188.71
Step by Step Solution
- Step 1: Write the proportion equation
2,833,840.70 : 4,251,679.98 = 1,696,425.74 : x - Step 2: Convert to fraction form
2,833,840.70/4,251,679.98 = 1,696,425.74/x - Step 3: Cross multiply
2,833,840.70x = 4,251,679.98 × 1,696,425.74 - Step 4: Simplify right side
2,833,840.70x = 7,212,659,356,314.69 - Step 5: Solve for x
x = 7,212,659,356,314.69/2,833,840.70 - Step 6: Final answer
x = 2,545,188.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.