Finding the Fourth Proportional to 2,593,256.80, 3,889,885.20 and 910,530.40
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Solution
The fourth proportional to 2,593,256.80, 3,889,885.20 and 910,530.40 is: 1,365,795.60
Step by Step Solution
- Step 1: Write the proportion equation
2,593,256.80 : 3,889,885.20 = 910,530.40 : x - Step 2: Convert to fraction form
2,593,256.80/3,889,885.20 = 910,530.40/x - Step 3: Cross multiply
2,593,256.80x = 3,889,885.20 × 910,530.40 - Step 4: Simplify right side
2,593,256.80x = 3,541,858,727,110.08 - Step 5: Solve for x
x = 3,541,858,727,110.08/2,593,256.80 - Step 6: Final answer
x = 1,365,795.60
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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.