Finding the Fourth Proportional to 1,597,972.75, 2,205,189.28 and 872,820.92
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Solution
The fourth proportional to 1,597,972.75, 2,205,189.28 and 872,820.92 is: 1,204,485.71
Step by Step Solution
- Step 1: Write the proportion equation
1,597,972.75 : 2,205,189.28 = 872,820.92 : x - Step 2: Convert to fraction form
1,597,972.75/2,205,189.28 = 872,820.92/x - Step 3: Cross multiply
1,597,972.75x = 2,205,189.28 × 872,820.92 - Step 4: Simplify right side
1,597,972.75x = 1,924,735,336,143.74 - Step 5: Solve for x
x = 1,924,735,336,143.74/1,597,972.75 - Step 6: Final answer
x = 1,204,485.71
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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.