Finding the Fourth Proportional to 2,881,958.94, 3,977,257.14 and 1,658,450.70
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Solution
The fourth proportional to 2,881,958.94, 3,977,257.14 and 1,658,450.70 is: 2,288,750.47
Step by Step Solution
- Step 1: Write the proportion equation
2,881,958.94 : 3,977,257.14 = 1,658,450.70 : x - Step 2: Convert to fraction form
2,881,958.94/3,977,257.14 = 1,658,450.70/x - Step 3: Cross multiply
2,881,958.94x = 3,977,257.14 × 1,658,450.70 - Step 4: Simplify right side
2,881,958.94x = 6,596,084,887,913.00 - Step 5: Solve for x
x = 6,596,084,887,913.00/2,881,958.94 - Step 6: Final answer
x = 2,288,750.47
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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.